Products
High-Power PM Circulator 1030nm 300 mW
The High Power PM Circulator is a high-performance, three-port non-reciprocal optical device designed for the 1030nm band and capable of handling 30 mW CW power. It features low insertion loss (≤1.2dB),), high isolation (≥35dB),), and high return loss (≥50dB).). Built with PM Panda fiber technology, it ensures stable polarization state transmission with an extinction ratio of ≥2 dB. Ideal for ultrafast laser systems, fiber amplifiers, fiber sensing, LiDAR, and other polarization-maintaining optical applications. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards and RoHS certified.
High-Power PM Tap Isolator Bandpass Hybrid Filter 1064nm 300 mW
The High Power PM Tap Isolator Bandpass Filter Hybrid is a multifunctional optical device that integrates tap splitting, isolation, and bandpass filtering. Designed for 1064nm wavelength operation with high-power CW support up to 300mW,, it is ideal for ultrafast laser systems. Featuring polarization-maintaining fiber construction, this device delivers excellent performance with low insertion loss, high isolation, and high extinction ratio—effectively suppressing back reflection and stray light to enhance laser system stability and beam quality.
Mini Type Manual Variable Optical Attenuator 1064-155 nm
The Mini Type Manual Variable Optical Attenuator is a compact, wide-band optical attenuation device with an operating wavelength range of 1064–155 nm. It features continuously adjustable attenuation from 0 to 3 dB, low insertion loss, high return loss (≥50dB),), and excellent thermal stability. The unit uses a precision mechanical structure for manual adjustment and is ideal for quantum communication systems, fiber sensing, optical networks, test and measurement applications, and research. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified.
Fused Single-Mode Standard Coupler 980–106 nm, 50 mW
The Fused Single-Mode Standard Coupler is a high-performance fiber optic component designed for the 980–106 nm wavelength band and supports 50 mW CW power. Built using the mature fused biconical taper (FBT) process, it features low insertion loss (≤0.3dB),), excellent uniformity, and high return loss (≥50dB).). Available in 1×2 and 2×2 port configurations with multiple splitting ratios (1/99, 2/98, 5/95, 10/90, 50/50). Ideal for ultrafast laser systems, fiber amplifiers, fiber sensing, optical communications, test equipment, and optical research. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified.
PM Polarizer Wavelength Division Multiplexer 679 nm 707 nm 10 mW
The PM Polarizer Wavelength Division Multiplexer is a high-performance polarization-maintaining fiber optic device designed for quantum communication applications, integrating polarization control and wavelength division multiplexing. It operates at 679 nm and 707nm,, supporting up to 10 mW optical power. Features include a high extinction ratio (≥20dB),), low insertion loss (≤1.5dB),), and high isolation (≥25dB).). Built with PM Panda fiber design for stable polarization state transmission. Ideal for quantum key distribution (QKD), quantum entanglement sources, single-photon sources, and quantum communication systems. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified.
High-Power Polarization-Maintaining Filter Coupler 1030–1064 nm, 1 W
The High Power PM Filter Coupler is a high-performance polarization-maintaining fiber filter coupler designed for the 1030~1064 nm band, supporting 1 W CW power handling. Features include low passband insertion loss (≤0.8dB),), high out-of-band suppression (≥25dB),), and high return loss (≥50dB).). Built with a PM Panda fiber design for stable polarization state transmission. Extinction ratio ≥20 dB; thermal stability ≤0.005dB/°C. Ideal for ultrafast laser systems, fiber amplifiers, fiber sensing, communication systems, test instruments, and other polarization-maintaining optical applications. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards and RoHS certified.
In-Line Fixed Attenuator 1064nm
The In-Line Fixed Attenuator is a high-performance optical attenuation device designed for the 1064nm band. It features precise attenuation, low return loss (≥50dB),), and excellent thermal stability. Using air-gap or doped fiber technology, it delivers accurate attenuation levels. Ideal for quantum communication systems, fiber sensing, high-power fiber lasers, test and measurement applications, and scientific research. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards and RoHS certified.
High ER Polarization-Maintaining Filter Coupler 1310 nm–1550 nm, 500 mW
The High ER Polarization Maintaining Filter Coupler is a high-performance PM fiber filter coupler designed for 1310nm–1550nm wide-band operation. It features an ultra-high extinction ratio (≥25dB),), low insertion loss, high return loss, and supports 500mW CW power handling. Built with a PM Panda fiber design to ensure stable polarization state transmission, it is available in 1×2 and 2×2 port configurations with multiple splitting ratio options. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards and RoHS certified. Widely used in ultrafast laser systems, fiber amplifiers, fiber sensing, communication systems, test instruments, and polarization-maintaining optical systems.
In-Line Fixed Attenuator 1310nm/1550nm 300mW
The In-Line Fixed Attenuator is a high-performance optical attenuation device designed for 1310nm and 1550nm bands, supporting 30 mW CW power handling. It offers precise attenuation, low return loss (≥50dB),), and a wide operating wavelength range. Built using air-gap or doped fiber technology, it ensures accurate attenuation levels. Ideal for quantum communication systems, fiber sensing, optical networks, test and measurement applications, and scientific research. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified.
High-Power Polarization-Insensitive Isolator 1064nm 2W
The High-Power Polarization-Insensitive Isolator is a high-performance optical isolation device designed for the 1064nm band, supporting 2W CW power handling. It features low insertion loss (≤1.0dB),), high isolation (≥35dB),), and high return loss (≥50dB).). Its polarization-insensitive design ensures stable isolation performance regardless of the input light's polarization state. Ideal for quantum communication systems, high-power fiber lasers, fiber amplifiers, LiDAR, fiber sensing, and scientific research. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified.
High-Power Polarization-Maintaining Isolator 1064nm 2W
The High-Power PM Isolator is a high-performance optical isolation device designed for the 1064nm band, supporting up to 2W CW power handling. Available in single-stage and dual-stage configurations with P-grade and A-grade options. Dual-stage P-grade: typical insertion loss 2.4dB,, peak isolation 55 dB; single-stage P-grade: typical insertion loss 1.5dB,, peak isolation 40 dB. Features high extinction ratio (B-type ≥20 dB, F-type ≥22dB),), high return loss (≥50dB).). Built with PM Panda fiber design for stable polarization state transmission. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards and RoHS certified. Widely used in ultrafast laser systems, high-power fiber lasers, fiber amplifiers, laser processing, and polarization-maintaining optical systems.
High-Power Polarization-Insensitive Isolator 2000 nm
The High-Power Polarization-Insensitive Isolator is a high-performance optical isolation device designed for the 2000nm band, supporting high-power optical signal processing. It features low insertion loss (≤1.0dB),), high isolation (≥35dB),), and high return loss (≥50dB).). With a polarization-insensitive design, it delivers stable isolation performance regardless of the input light's polarization state. Ideal for quantum communication systems, fiber amplifiers, LiDAR, fiber sensing, and scientific research. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified.
PM Bandpass Filter 1030nm 300 mW
The PM Band Pass Filter is a high-performance polarization-maintaining fiber filter designed for the 1030nm band, supporting 300 mW continuous-wave power. It features low passband insertion loss (≤0.6dB),), high out-of-band suppression (≥25dB),), and high return loss (≥50dB).). Built with PM Panda fiber design for stable polarization state transmission, it offers an extinction ratio ≥20 dB and thermal stability ≤0.005dB/°C. Ideal for ultrafast laser systems, fiber amplifiers, fiber sensing, communication systems, test instruments, and polarization-maintaining optical systems. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified.
PM Tap Splitter 1x1 103 nm
PM Tap Splitter operating at 1030±10nm. Low insertion loss (≤2.25dB @70%), high extinction ratio (≥20dB),), and high return loss (≥55/50dB). Telcordia GR-1209-CORE and GR-1221-CORE compliant; RoHS certified. PM980 fiber, max 300mW, -5~+50°C, Φ5.5×L35mm..
1064nm PM Fiber Optic Isolator
1064nm PM Fiber Optic Isolator featuring low insertion loss, high return loss, and high isolation. Operates on the Faraday magneto-optic effect for unidirectional light transmission.
1310nm 1550nm In-line Polarizer
1310/1550nm In-Line Polarizer features advanced fiber polarization technology with low insertion loss, high extinction ratio, and high return loss. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Widely used in fiber lasers, fiber sensors, communication systems, test instruments, and polarization-maintaining optical systems. Operating wavelength: 1310±40nm; typical insertion loss ≤0.3dB,, extinction ratio ≥30dB, return loss ≥50/50dB; operating temperature: -5~+70°C, storage temperature: -40~+85°C. Supports PMF-PMF and SMF-28e-PMF fiber configurations with 250μm bare fiber and 900μm loose tube pigtail options.
PM Splitter 1x2 940nm 10W
The 940nm PM splitter uses a fused biconical taper process. It features a 1x2 configuration, supports up to 10W CW power, offers high extinction ratio and low insertion loss, making it ideal for optical power splitting in polarization-sensitive fiber systems.
Isolator Polarization Beam Combiner/Splitter 1310&155 nm
1310nm 1550nm Isolator Polarization Beam Combiner/Splitter combines isolation with polarization beam combining/splitting. Operates at 1310nm and 1550nm.. Single-stage typical insertion loss: 0.45dB,; isolation: 3 dB. Dual-stage typical insertion loss: 0.55dB,; isolation: 5 dB. High extinction ratio (≥20dB),), high return loss (≥50dB),), and high directivity (≥50dB).). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE; RoHS certified. SM13/SM15 fiber. Operating temperature: max 500mW, -5 to +70°C. Dimensions: Φ5.5×34/35/3 mm.
PM Circulator 780/808/850/905/94 nm
PM Circulator Port1→Port2→Port3, supports 780/808/850/905/94 nm. Low insertion loss (typical 1.3dB),), high return loss (≥40dB),), high isolation (typical 2 dB, min 20dB), dB), and low PDL (≤0.15dB).). PM780 fiber. Max dimensions: 500mW, × 70 × 28 mm. Operating temperature: +10°C to +50°C. Applications: LiDAR, fiber amplifiers, test instruments, fiber sensors, and medical equipment.
Polarization-Maintaining Faraday Rotating Mirror (1064nm)
The PM Faraday Rotator Mirror leverages the Faraday magneto-optic effect to achieve precise 45±1° polarization rotation and reflection. Features low insertion loss (typical 2.6dB),), high extinction ratio (≥20dB),), and high return loss. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Operating wavelength: 1064±5 nm, PM Panda fiber, max power: 500mW,. Operating temperature: -5~+70°C; storage temperature: -40~+85°C. Package size: Φ3×1 mm. Ideal for fiber lasers, fiber sensors, communication systems, test equipment, and polarization-maintaining optical systems.
Polarization-Maintaining Mini Collimator
PM Mini Collimator features a precision optical design with standard and long working distance options. It offers low insertion loss (Grade P ≤0.15dB),), high extinction ratio (≥25dB),), and high return loss (60dB). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards, and RoHS certified. Supports PM1310, PM1550, and PM980 fiber types. Operating wavelengths cover 850/780/980/1064/1310/1550nm, with max power 500mW,. Package size is Φ1.4×8mm (without metal tube) or Φ1.8×10mm (with metal tube). Widely used in fiber lasers, fiber sensors, communication systems, test instruments, and polarization-maintaining optical systems.
Polarization-Maintaining Circulator (1×2-1310/155 nm)
The PM Circulator enables unidirectional light transmission from Port 1 to Port 2 to Port3,. Available in single-stage and dual-stage configurations: typical insertion loss of 0.7dB, dB with peak isolation of 5 dB for the dual stage; typical insertion loss of 0.5dB, dB with peak isolation of 4 dB for the single stage. Features high extinction ratio (≥22dB),), high return loss (≥55dB),), and low crosstalk (≥50dB).). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards and RoHS certified. Designed for SM13-PS-U25A or SM15-PS-U25A fiber, with maximum power of 500mW,, operating temperature range of -5°C to +70°C, and package size Φ5.5×34/35/3 mm. Widely used in fiber lasers, fiber sensors, communication systems, test instruments, and polarization-maintaining optical systems.
In-line Polarizer (1064 nm)
The In-Line Polarizer is a high-performance polarization-maintaining fiber device designed for 1060±3 nm operation, specifically optimized for 1064nm band fiber laser systems. Key features include low insertion loss (≤0.4dB),), high extinction ratio (≥28dB),), and high return loss (≥50/5 dB). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Supports PM980-PM980, HI1060-PM980, and HI1060-HI1060 fiber configurations. Maximum input power: 300mW,. Package size: Φ5.5×L34mm.. Widely used in industrial CW fiber lasers, fiber sensing, communication systems, test equipment, and polarization-maintaining optical systems.
Inline Faraday Rotator (1315nm)
The in-line Faraday rotator leverages the advanced magneto-optic effect to achieve precise 45±1° polarization rotation. It features low insertion loss (≤0.3dB),), high extinction ratio (≥20dB),), and high return loss (≥50/5 dB). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards, it is RoHS certified. Operating wavelength: 1310/1550±15 nm. Supports PM-PM, SMF-28e-PM, and SMF-28e-SMF-28e fiber configurations. Package size: Φ5.5×L34mm.. Widely used in fiber lasers, fiber sensors, communication systems, test instruments, and polarization-maintaining optical systems.
PM Polarization-Maintaining Fiber Patch Cord
PM Polarization Maintaining Fiber Patch Cord is built with high-precision polarization-maintaining fiber, offering low insertion loss, high extinction ratio, and high return loss. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards. Ideal for fiber lasers, fiber sensors, communication systems, test equipment, and polarization-maintaining optical systems.
In-line Polarizer 98 nm
The In-line Polarizer is a high-performance PM fiber polarization selection device operating at 980±10 nm. It features low insertion loss (≤0.4dB),), high extinction ratio (≥28 dB, typical 30dB),), and high return loss (≥50/50 dB). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE; RoHS certified. Supports PM980/HI1060 fiber, max 300mW, Φ5.5×L34mm..
PM Splitter 1x3 94 nm, 1 W
The 940nm PM splitter is built using the fused biconical taper process with a 1x3 configuration, supporting 10W CW power, high extinction ratio, and low insertion loss. Ideal for splitting optical power across three channels in polarization-sensitive fiber systems.
Polarization-Maintaining Reflection Mirror (1030 nm)
The PM Reflection Mirror leverages the Faraday magneto-optic effect to achieve precise 45° or 90° polarization rotation and reflection at an operating wavelength of 1064nm (±5nm). It features low insertion loss (typical 0.6dB),), high extinction ratio (≥20dB),), and high return loss. The device complies with Telcordia GR-1209-CORE and GR-1221-CORE standards and is RoHS certified. Built on PM Panda fiber, it supports a maximum power of 300mW,, operates within -5~+70°C, and can be stored between -40~+85°C. The package size is Φ3×15/25mm. Available in 980nm,, 1064nm,, 1550nm,, and 1310nm wavelength options. Widely used in industrial CW fiber lasers, fiber sensing, communication systems, test instruments, and polarization-maintaining optical systems.
980&106 4nm Polarization Beam Combiner/Splitter
980&106 4nm Polarization Beam Combiner/Splitter is a high-performance polarization beam combining and splitting device featuring low insertion loss, high extinction ratio, and high return loss. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Widely used in fiber lasers, fiber sensors, communication systems, test instruments, and polarization-maintaining optical systems. Center wavelength: 980/1064 nm; operating wavelength range: ±30 nm. Grade P typical insertion loss: 0.6dB,; Grade A ≤0.7dB,. Extinction ratio ≥22 dB (splitter mode); directivity ≥50 dB; return loss ≥50 dB; max power: 500mW,. Operating temperature: -5 to +70°C; storage temperature: -40 to +85°C. Supports SM98-PS-U25A or HI1060 fiber types.
Polarization-Maintaining Isolator WDM (1550nm/980nm/1490nm)
The PM Isolator WDM combines isolation and wavelength division multiplexing in single-stage and dual-stage configurations. Signal wavelength range: 1550±20 nm; passband insertion loss ≤1.0 dB (single-stage) / ≤1.1 dB (dual-stage); isolation ≥30 dB (single-stage) / ≥48 dB (dual-stage). Pump wavelength range: 980±20 nm or 1480±20 nm; reflection band insertion loss ≤0.6dB.; high extinction ratio (≥22dB),); high directivity (≥55dB),); high return loss (≥50dB),); low thermal stability (≤0.005dB/°C). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Available with 1550 Panda fiber (Common & Pass) and 980 Panda/Hi1060/SM-28e fiber (Reflect). Maximum power: 500mW,; operating temperature: -5 to +70°C; package size: Φ3.8×34 mm. Ideal for fiber lasers, fiber sensors, communication systems, test equipment, and polarization-maintaining optical systems.
Polarization Beam Combiner/Splitter 980&1064nm
PM Beam Combiner/Splitter at 980 nm and 1064nm. P-grade, typical IL 0.6dB,, ER ≥22 dB; A-grade, typical IL 0.7dB,, ER ≥20 dB. High return loss (≥50dB),), high directivity (≥50dB).). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. SM98/HI1060 fiber. Operating temperature: max 500mW, to -5~+70 °C. Dimensions: Φ5.5×34/35/38 mm.
PM Polarization-Maintaining Bandpass Filter 1550nm (PMBPF-1550)
PM Polarization-Maintaining Bandpass Filter 1550nm is a high-performance optical filter with a center wavelength of 1550 ± 6.5nm,. It features low insertion loss, high extinction ratio, and high return loss. Ideal for fiber lasers, fiber sensors, communication systems, test equipment, and polarization-maintaining optical systems.
1064nm PM 2×2 Fiber Coupler
1064nm PM 2×2 Fiber Coupler Based on Fused Biconical Taper Technology with PM Panda Fiber. Features Low Insertion Loss, High Extinction Ratio, and Excellent Splitting Ratio Uniformity.
Inline Faraday Rotator (1064 nm)
The in-line Faraday rotator leverages the advanced magneto-optic effect to achieve precise 45±1° polarization rotation, specifically designed for 1064nm band fiber laser systems. It features low insertion loss (≤1.0dB),), high extinction ratio (≥20dB),), and high return loss (≥50/50dB). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards, it is RoHS certified. Supports PM980-PM980, HI1060-PM980, and HI1060-HI1060 fiber configurations. Maximum input power: 500mW,. Package size: Φ5.5×L34mm.. Widely used in industrial CW fiber lasers, fiber sensing, communication systems, test instruments, and polarization-maintaining optical systems.
In-line Polarizer (1315 nm)
The in-line polarizer features a polarization-maintaining fiber design with a high extinction ratio for efficient polarization selection. It offers low insertion loss (≤0.3dB),), high extinction ratio (≥30dB),), and high return loss (≥50/50 dB). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards, RoHS certified. Operating wavelength 1310±40/1550±40 nm; supports PMF-PMF, SMF-28e-PMF, and SMF-28e-SMF-28e configurations. Maximum input power: 300mW,. Package size: Φ5.5×L34mm.. Widely used in fiber lasers, fiber sensors, communication systems, test instruments, and polarization-maintaining optical systems.
Polarization Beam Combiner/Splitter (1X2&2X2) 1310&155 nm
The 1310/1550nm Polarization Beam Combiner/Splitter is a high-performance polarization beam combining/splitting device available in 1×2 and 2×2 port configurations. It operates at 1310nm, 1480nm, and 1550nm.. Features include low insertion loss (typical 1X2: 0.45dB,, typical 2X2: 0.55dB),), high extinction ratio (1X2 ≥22dB, 2X2 ≥20dB),), high return loss (≥50dB),), and high directivity (≥50dB).). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Supports SM13-PS-U25D or SM15-PS-U25D fiber, max power 500mW,, operating temperature -5~+70°C. Widely used in industrial CW fiber lasers, fiber sensing, communication systems, test instruments, and polarization-maintaining optical systems.
PM Filter Coupler 980&1064nm
PM Filter Coupler with 1×2 and 2×2 ports at 98 nm and 1064nm.. 1×2 excess loss ≤0.8dB,, 2×2 ≤1.0dB,, uniformity ≤0.6dB.. High ER (F ≥2 dB, B ≥20dB),), high return loss (≥50dB).). Multiple splitting ratios. Telcordia GR-1209-CORE and GR-1221-CORE compliant; RoHS certified. Max operating temperature: -5°C to +70°C. Dimensions: Φ5.5×34/35/3 mm.
78 0nm Collimator
The 780nm Collimator is a high-performance fiber collimator featuring low insertion loss, high extinction ratio, and high return loss. It complies with Telcordia GR-1209-CORE and GR-1221-CORE standards and is RoHS certified. Widely used in fiber lasers, fiber sensors, communication systems, test equipment, and polarization-maintaining optical systems. Operating wavelength: 850/780±20nm. Available in standard working distance (5-20mm) and long working distance (21-100mm) configurations. Grade P typical insertion loss: 0.35dB,; Grade A ≤0.45dB,. Return loss: 55dB max. Maximum power: 500mW,. Operating temperature: -5~+70°C; Storage temperature: -40~+85°C. Supports 780 fiber or specified fiber types, with 1.2m or custom fiber lengths.
Polarization Beam Combiner/Splitter (1310&1550 nm)
1315 Polarization Beam Combiner/Splitter is a high-performance device for combining or splitting polarized light, operating at 1310nm, 1480nm, and 1550nm.. Features low insertion loss (Grade P 0.35dB),), high extinction ratio (≥22dB),), and high return loss (≥50dB).). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Compatible with SM13-PS-U25A or SM15-PS-U25A fiber, max power 500mW,, operating temperature -5 to +70°C, package size Φ5.5×34/35/38mm. Widely used in fiber lasers, fiber sensors, communication systems, test equipment, and polarization-maintaining optical systems.
Polarization-Maintaining Circulator 1064 nm
The PM Circulator enables unidirectional light transmission from Port 1 to Port 2 and onward to Port3,. Center wavelength: 1064 ±5 nm. Available in single-stage and dual-stage configurations. Typical dual-stage insertion loss: 3.0dB,; peak isolation: 4 dB. Typical single-stage insertion loss: 1.8dB,; peak isolation: 3 dB. High extinction ratio (≥22dB),), high return loss (≥55dB),), and low crosstalk (≥50dB).). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Features SM98-PS-U25A fiber, max power 300mW,, operating temperature range -5°C to +70°C, and package size Φ5.5×34/35/3 mm. Widely used in industrial CW fiber lasers, fiber sensing, communication systems, test instruments, and polarization-maintaining optical systems.
100GHz DWDM Filter
100GHz DWDM Filter leverages dense wavelength division multiplexing technology, thin-film coatings, and a proprietary non-flux metal welding micro-optical packaging design to enable upstream and downstream optical signal transmission within the ITU wavelength range. The product employs mature multi-cavity dielectric filters for precise wavelength selection, ensuring excellent wavelength stability and high environmental robustness through sealed packaging. Key features include low insertion loss (≤1.1dB),), high isolation (adjacent ≥30 dB, non-adjacent ≥50dB),), and superior stability and reliability. Widely used in DWDM networks, optical amplifiers, and CATV fiber systems, it supports C-band and L-band ITU channels with 100GHz channel spacing, passband tolerance of ±12.5GHz,, polarization-dependent loss ≤0.2dB,, and polarization mode dispersion ≤0.2ps.. Operating temperature: -5°C to +70°C; storage temperature: -40°C to +85°C. Compatible with SMF-28e fiber, package dimensions: Φ5.5×34 mm.
Polarization-Maintaining Circulator (1x2-1064 nm)
The PM Circulator enables unidirectional light transmission from Port 1 to Port 2 and onward to Port3,. Center wavelength: 1064 ±5 nm. Available in single-stage and dual-stage configurations. Typical dual-stage insertion loss: 3.0dB,; peak isolation: 4 dB. Typical single-stage insertion loss: 1.8dB,; peak isolation: 3 dB. High extinction ratio (≥22dB),), high return loss (≥55dB),), and low crosstalk (≥50dB).). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Features SM98-PS-U25A fiber, max power 300mW,, operating temperature range -5°C to +70°C, and package size Φ5.5×34/35/3 mm. Widely used in industrial CW fiber lasers, fiber sensing, communication systems, test instruments, and polarization-maintaining optical systems.
PM Filter WDM 1060nm 98 nm
PM Filter WDM with 1060nm passband and 98 nm reflection band. Passband IL ≤0.6dB,, isolation ≥2 dB; Reflection band IL ≤0.3dB,, isolation ≥1 dB. High ER (≥20dB),), high return loss (≥50dB),). Thermal stability ≤0.005dB/°C. Telcordia GR-1209-CORE and GR-1221-CORE compliant, RoHS certified. PM980 Panda fiber, max 300mW, -5 to +70°C, Φ5.5×34/35/3 mm.
Polarization-Maintaining Dense Wavelength Division Multiplexer (1×2-10G)
The PM Dense Wavelength Division Multiplexer supports ITU Grid 100GHz channel spacing and is available in 100G and 200G port configurations. Passband insertion loss ≤1.2dB,, bandwidth @0.5dB, typical isolation ≥0.2nm,, high extinction ratio (≥18dB),), high directivity (≥45dB),), high return loss (≥50dB),), low ripple (≤0.3dB).). Center wavelength stability ≤0.002nm,, thermal stability ≤0.005dB/°C. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Features PM Panda fiber, max power 300mW,, operating temperature -5~+70°C, package size Φ5.5×34/35/38mm. Widely used in DWDM networks, optical amplifiers, and CATV fiber optic systems.
1×3 Polarization-Maintaining Coupler (1310&1550 nm)
The Polarization-Maintaining Coupler is a high-performance 1×3 PM fiber coupler designed for dual wavelengths of 1310nm and 1550nm with a splitting ratio of 33:33:33. Built using fused biconical taper technology, it delivers low excess loss, high extinction ratio, high return loss, and superior environmental stability and reliability. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards and RoHS certified, this component is ideal for fiber lasers, fiber sensors, communication systems, test equipment, and polarization-maintaining optical systems. Performance grades: Excess loss ≤0.8dB, (Grade P) / ≤1.0dB, (Grade A); uniformity ≤0.7dB,; extinction ratio ≥17 dB (Grade P) / ≥16 dB (Grade A); return loss ≥50 dB (Grade P) / ≥45 dB (Grade A); directivity ≥50 dB; max power handling 2 W; operating temperature -20 to +70°C; storage temperature -50 to +85°C. Features PM panda fiber with package dimensions Φ3.0×70 mm or Φ3.0×54 mm.
Filter Splitter (980&1064nm)
Filter Splitter offers 1×2 and 2×2 port configurations with operating wavelengths covering 980nm and 1064nm bands. Excess loss: 1×2 ≤0.8dB,, 2×2 ≤1.0dB,. Uniformity ≤0.6dB (50/50). High return loss (≥50dB).). Supports multiple splitting ratios (1/99, 2/98, 5/95, 10/90, 50/50). Fiber types: SMF-28e or PM Panda fiber (tap port), HI1060 fiber (input/output port). Max handling power: 500mW (splitter). Operating temperature: -5~+70°C. Package size: Φ5.5×34/35/38mm. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Widely used in industrial CW fiber lasers, fiber sensing, communication systems, test instruments, and polarization-maintaining optical systems.
Polarization-Maintaining Filter Coupler (1310&1550 nm)
The PM Filter Coupler offers 1×2 and 2×2 port configurations with operating wavelengths of 980/1064/1310/1550nm. 1×2 excess loss is ≤0.7dB,, 2×2 excess loss is ≤1.0dB,, and uniformity is ≤0.5dB (50/50). It features a high extinction ratio (F type ≥22dB, B type ≥20dB),) and high return loss (≥50dB).). Supports multiple splitting ratios: 1/99, 2/98, 5/95, 10/90, 50/50. Compatible with SMF-28e or PM Panda fiber, with a maximum handling power of 500mW (splitter). Operating temperature range: -5~+70°C. Package dimensions: Φ5.5×35/38mm. Ideal for fiber lasers, fiber sensors, communication systems, test instruments, and polarization-maintaining optical systems.
PM Filter WDM 2X2
PM Filter WDM 2×2 ports, T1060/R980, T1550/R980, T1480/R1550. Passband insertion loss: 0.6~{9.7} dB; isolation ≥{10.5} dB. Rejection band insertion loss ≤0.4dB,; isolation ≥{12.2} dB. High extinction ratio (≥20dB),); high return loss (≥50dB),). Thermal stability: ≤0.005dB/°C. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE; RoHS certified. PM980/PM1550 Panda fiber; operating temperature range: max 300mW, -5~+70°C; outer diameter: Φ5.5×34/35/{26.8} mm.
PM Isolator WDM
PM Isolator WDM at 1064±5nm signal, 980±20nm pump. Single-stage insertion loss ≤2.6dB,, isolation ≥30dB; dual-stage insertion loss ≤4.0dB,, isolation ≥42dB. Reflection band insertion loss ≤0.6dB.. High extinction ratio (≥22dB),), high directivity (≥55dB),), high return loss (≥50dB),). Thermal stability ≤0.005dB/°C. Telcordia GR-1209-CORE and GR-1221-CORE compliant; RoHS certified. 1550/980 Panda fiber, operating range: max 500mW, -5~+70°C, Φ5.5×34/35/38mm.
3×3 Polarization-Maintaining Coupler (1310&1550 nm)
The 3×3 Polarization Maintaining Coupler is a high-performance PM fiber coupler fabricated using fused biconical taper technology. It operates at dual wavelengths of 1310nm and 1550nm with a 3×3 (33:33:33 equal split) port configuration. Key features include low insertion loss, high extinction ratio, high return loss, and excellent environmental stability and reliability. The device complies with Telcordia GR-1209-CORE and GR-1221-CORE standards and is RoHS certified. Commonly used in fiber lasers, fiber sensors, communication systems, test equipment, and polarization-maintaining optical systems. Performance grades: - Excess Loss: Grade P ≤0.8dB,, Grade A ≤1.0dB, - Uniformity: ≤0.7dB, - Extinction Ratio: ≥18 dB (Grade P) / ≥16 dB (Grade A) - Return Loss: ≥50 dB (Grade P) / ≥45 dB (Grade A) - Directivity: ≥50 dB - Maximum Handling Power: 2 W - Operating Temperature: -20 to +70°C - Storage Temperature: -50 to +85°C - Fiber Type: PM Panda - Package Size: Φ3.0×70 mm or Φ3.0×54 mm
Polarization-Maintaining Circulator (2X2-1310/1550 nm)
The PM Circulator enables unidirectional light transmission from Port 1 → Port 2 → Port 3 → Port 4 in a four-port configuration. It supports center wavelengths of 1310±20 nm or 1550±20 nm and is available in single-stage and dual-stage versions. The dual-stage model offers typical insertion loss of 0.8dB, and peak isolation of 55 dB; the single-stage model provides typical insertion loss of 0.7dB, and peak isolation of 40 dB. Features include a high extinction ratio (≥20dB),), high return loss (≥55dB),), and low crosstalk (≥50dB).). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards, RoHS certified. Designed for SM13-PS-U25A or SM15-PS-U25A fiber, with max power of 500mW,. Operating temperature range: -5~+70°C. Package dimensions: Φ5.5×34/35/38 mm. Ideal for industrial CW fiber lasers, fiber sensing, communication systems, test equipment, and polarization-maintaining optical systems.
PM Filter Coupler 1520–1610 nm
PM Filter Coupler with 1×2 and 2×2 ports at 1520~1610nm wide band. 1×2 excess loss ≤0.7dB,, 2×2 ≤1.2dB,, uniformity ≤0.5dB.. High ER (F ≥22dB, B ≥20dB),), high return loss (≥50dB).). Multiple splitting ratios. Telcordia GR-1209-CORE and GR-1221-CORE compliant, RoHS certified. Max 500mW, -5~+70°C, Φ5.5×34/35/38mm.
Polarization-Maintaining Filter Wavelength Division Multiplexer (T1550R1480)
The PM Filter Wavelength Division Multiplexer performs wavelength division multiplexing with a 1550nm passband and a 1480nm reflection band. Passband wavelength range: 1550±15 nm; insertion loss ≤0.7dB,, isolation ≥30 dB. Reflection band wavelength range: 1480±10 nm; insertion loss ≤0.5dB,, isolation ≥13 dB. Features high extinction ratio (≥20dB),), high return loss (≥50dB),), and low thermal sensitivity (≤0.005dB/°C). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Available in 1550 Panda fiber or 1310 Panda fiber. Maximum power: 500mW,. Operating temperature: -5 to +70°C. Package size: Φ5.5×34/35 mm. Widely used in fiber lasers, fiber sensors, communication systems, test instruments, and polarization-maintaining optical systems.
PM Filter WDM
PM Filter WDM with 1060nm passband and 98 nm reflection band. Passband IL ≤0.6dB,, isolation ≥2 dB; Reflection band IL ≤0.3dB,, isolation ≥1 dB. High ER (≥20dB),), high return loss (≥50dB),). Thermal stability ≤0.005dB/°C. Telcordia GR-1209-CORE and GR-1221-CORE compliant, RoHS certified. PM980 Panda fiber, max 300mW, -5 to +70°C, Φ5.5×34/35/3 mm.
Polarization-Maintaining Isolator (1053 nm)
PM Isolator is a high-performance optical isolation device with a center wavelength of 1053±5nm, available in single-stage and dual-stage configurations. Single-stage P-grade models feature typical insertion loss of 2.2dB, and peak isolation of 40dB; dual-stage P-grade models offer typical insertion loss of 4.3dB, and peak isolation of 52dB. High extinction ratio (B type ≥20dB, F type ≥23dB),), high return loss (≥55/50dB). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. HI1060 or other fiber types supported. Maximum input power: 300mW,. Operating temperature: -5~+50°C; storage temperature: -40~+85°C. Package size: Φ5.5×L34mm.. Widely used in industrial continuous-wave fiber lasers, fiber sensing, communication systems, test equipment, and polarization-maintaining optical systems.
Polarization-Maintaining Isolator (1310/1550 nm)
The PM Isolator is a high-performance optical isolation device with operating wavelengths of 1310±15nm, 1550±15nm, and 1480±15nm. Available in single/dual stage and P/A grade configurations: Single-stage P-grade offers typical insertion loss of 0.4dB, and peak isolation of 42dB; dual-stage P-grade provides typical insertion loss of 0.5dB, and peak isolation of 58dB. Features a high extinction ratio (B type ≥20dB, F type ≥23dB),) and high return loss (≥55/50dB). Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards and RoHS certified. Compatible with SM13-PS-U25A or SM15-PS-U25A fiber, with a maximum input power of 500mW,. Operating temperature range: -5~+70°C; storage temperature range: -40~+85°C. Package dimensions: Φ5.5×L34mm.. Ideal for industrial CW fiber lasers, fiber sensing, communication systems, test equipment, and polarization-maintaining optical systems.
Polarization-Maintaining Tap Isolator WDM (2×2-1550nm/980nm/1490nm)
PM Tap Isolator WDM combines isolator, tap coupling, and wavelength division multiplexing in a 2×2 port configuration, available in single-stage or dual-stage modes. Signal wavelength range: 1550±2 nm; passband insertion loss: 1.1–4.3 dB (tap ratio dependent); isolation ≥30 dB (single stage) / ≥48 dB (dual stage). Pump wavelength ranges: 980±2 nm and 1480±2 nm; reflection band insertion loss ≤0.6dB.. Supports multiple tap ratios (1/99, 2/98, 5/95, 10/90, 50/50); extinction ratio ≥22 dB (Type B) / ≥20 dB (Type F); return loss ≥50 dB; thermal stability ≤0.005dB/°C. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Uses 1550 Panda fiber for input/output ports and SM-28e fiber for the tap port. Max power rating: 500mW,; operating temperature: -5 to +70°C; package size: Φ5.5×34/35/38 mm. Widely used in industrial CW fiber lasers, fiber sensing, communication systems, test equipment, and polarization-maintaining optical systems.
Polarization-Maintaining Tap Isolator WDM (2X2-T15R98 & T15R14)
PM Tap Isolator WDM combines isolator, tap coupling, and wavelength division multiplexing in a 2×2 port configuration, available in single-stage or dual-stage modes. Signal wavelength range: 1550±2 nm; passband insertion loss: 1.1–4.3 dB (tap ratio dependent); isolation ≥30 dB (single stage) / ≥48 dB (dual stage). Pump wavelength ranges: 980±2 nm and 1480±2 nm; reflection band insertion loss ≤0.6dB.. Supports multiple tap ratios (1/99, 2/98, 5/95, 10/90, 50/50); extinction ratio ≥22 dB (Type B) / ≥20 dB (Type F); return loss ≥50 dB; thermal stability ≤0.005dB/°C. Compliant with Telcordia GR-1209-CORE and GR-1221-CORE standards; RoHS certified. Uses 1550 Panda fiber for input/output ports and SM-28e fiber for the tap port. Max power rating: 500mW,; operating temperature: -5 to +70°C; package size: Φ5.5×34/35/38 mm. Widely used in industrial CW fiber lasers, fiber sensing, communication systems, test equipment, and polarization-maintaining optical systems.