Supply, integration of laser-optical components and equipment. Resident of ITMO Technopark
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Passive fiber-optic components

Passive fiber-optic components

Product catalog

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Circulator
Circulator
LLS
Circulator type
With single stage isolation or With two-stage isolation
Operation wavelength 
1530 - 1560 nm
Insertion loss 
1.0 - 1.2 dB
1-3 isolation 
50 dB
2-1 isolation 
40 - 55 dB
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Faraday mirror
Faraday mirror
LLS
Operation wavelength 
1290 - 1310 nm; 1540 - 1560 nm
Insertion loss 
0.6 dB
Min. isolation 
50 dB
Rotation angle of the plane of polarization of light radiation 
90±1°
Polarization sensitivity 
0.1 dB
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Fiber optic isolator
Fiber optic isolator
LLS
Models 
 single stage or two-stage
Operation wavelength 
1530 nm or 1580 nm
Insertion loss 
0.5 dB or 0.7 dB
Min. isolation 
30 dB or 50 dB
Return loss 
55 dB or 60 dB
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Attenuator
Attenuator
LLS
Operation wavelength 
1285-1335 nm and 1525-1575 nm
Nominal insertion loss 
3.0 dB
Attenuation interval 
60 dB
Attenuation resolution 
0.1 dB
Return loss 
55 dB
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Filter
Filter
LLS
Transmissive wavelength range 
912 - 920 nm
Delayed wavelength range 
1030 - 1090 nm
Insertion loss 
0.9 nm
Isolation 
25 dB
Return loss 
30 dB
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Multiplexor (WDM)
Multiplexor (WDM)
LLS
Operating wavelength 
980/1550 nm, 980/1064 nm, 1300/1550 nm
Insertion loss 
1.0 dB or 61.5 dB
Isolation 
30 dB
Return loss 
50 dB
Polarization sensitivity 
0.1 dB
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Collimator with fiber output
Collimator with fiber output
LLS
Operating wavelength 
0.63 μm, 0.85 μm, 0.98 μm, 1.04 μm, 1.3 μm, 1.55 μm
Optical fibers type 
50/125 μm; 6/125 μm; 10/125 μm
Return loss 
40 - 60 dB
Optimal working distance @min. return loss 
10 - 22 mm
Сollimator adjusting diameter 
3.0 mm, 3.5 mm, 5.0 mm
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