Optical Module Product News | New Fiber Optic Solutions丨C-LIGHT

QSFP28 100G/OTU4 ZR4 80km Optical Transceiver

By C-LIGHT Marketing 丨 Oct 15, 2026

100G QSFP28 ZR4 optical transceiver supports up to 80 km over single-mode fiber, featuring four LAN-WDM wavelengths and duplex LC connectivity.

QSFP28 100G/OTU4 XZR4 100km Optical Transceiver

By C-LIGHT Marketing 丨 Oct 14, 2026

C-LIGHT's CLOTU4QSFPXZR4 QSFP28 optical transceiver supports 100G/OTU4 ZR4 point-to-point links up to 100 km over single-mode fiber.

100G BiDi QSFP28 ER1 40km Optical Transceivers

By C-LIGHT Marketing 丨 Oct 13, 2026

C-LIGHT’s 100G BiDi QSFP28 ER1 transceiver supports 100GbE over up to 40 km of single-mode fiber, featuring simplex LC connectivity and PAM4 signaling.

Loopback Cable Testing on Equipment

By C-LIGHT Marketing 丨 Oct 12, 2026

400GBASE-DR4 loopback testing case on Huawei equipment, featuring Source Photonics transceiver identification, four-lane optical power readings, temperature, voltage, and bias current monitoring.

XGSPON OLT STICK connected to an XGSPON ONU STICK on a Cisco 2960 switch

By C-LIGHT Marketing 丨 Oct 11, 2026

Analyze XGS-PON OLT and ONU Stick deployment on Cisco Catalyst 2960X, including DDM optical power measurements, module thresholds, optical link budget, host compatibility, PON registration, and troubleshooting procedures.

100G BIDI ZR4 80km Transceiver

By C-LIGHT Marketing 丨 Oct 10, 2026

100G QSFP28 BIDI ZR4 delivers 100Gbps over a single fiber pair for up to 80km. It uses LAN-WDM EML transmitters and SOA+PIN receivers, consumes under 6.5W, and pairs as Side A/B modules.

800G OSFP SR8 Optical Transceiver Product Introduction

By C-LIGHT Marketing 丨 Oct 9, 2026

C-LIGHT 800G OSFP SR8 optical transceivers deliver 800Gbps connectivity with 850nm VCSEL technology and up to 100m reach over OM4 multimode fiber for AI data centers, HPC, and InfiniBand networks.

XGSPON OLT STICK Product Introduction and Applications

By C-LIGHT Marketing 丨 Oct 8, 2026

C-LIGHT XGS-PON OLT STICK integrates symmetrical 10G PON access into a compact SFP+ module for FTTH, FTTO, enterprise networks, and edge deployments.

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