Customized Collimator Variable Optical Attenuator Shenzhen OPTICO Communication Co.,Ltd established in April 2, 2008, a professional company in R&D, engineering and manufacturing for optical active and passive products. Full ranges of products are available including, No.1CWDM/DWDM/FWDM/CCWDM/AAWG/MWDM No.2PLC Splitter/Coupler No.3Data Center Fiber Patchcord No.4SFP Transceiver No.5Media...