Desktop digital readout/handheld type/voltage type/fixed fiberGuhe/method lakefront attenuator
Fixed high return loss/Fixed insert type/Fixed online type attenuator

COF Main Products:

Optic Switch Series:
PM Optic switch
Single mode/Multi mode/Minature/delay miniature Mechanical Optic switch

Collimator Series:
single/dual/multi mode collimators
MMC 850-1064 nm collimators

Attenuator Series:
Desktop digital readout/hand type/voltage type/fixed fiberGuhe/method lakefront attenuator
Fixed high return loss/Fixed insert type/Fixed online type attenuator

Splitter Series:
1×2/1×4/2×2/3×3/Mechanical PLC Splitter
ABS Cartriage/Chassis/Small steel pipe PLC Splitter

WDM Series:
1×2/2×2 WDM

Laser Series:
1310nm-1550 FP.DFB pigtail(simulation/digital)
1310nm-1550 FP.DFB plug type laser
CWDM DFB pigtail laser

Detecto Series:
pigtail type/plug type/Apparatus/Meter Detecto

Fiber Jumper Series:
Ribbon/Bundle optical fiber jumper

waterproof pigtail cable and other Related products.