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1653nm DFB Chip

1. Product Features:
Operating wavelength: 1650nm, 1653nm;
Operating temperature range: 0℃～45℃;
Power: ≥80mW

2. Application Field: Light source for methane gas detection

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VCSEL

1.Optional Products：

①1.850nm 50Gbit/s PAM4 Datacom VCSEL

②2.940nm 3D Sense VCSEL

③3.940nm High Power VCSEL

2.Application Fields:

① 50G/200G/400G Ethernet; data centers; data communication optical modules.

② Proximity sensing; consumer electronics; auto-focus; laser lighting.

③ Laser pumping, autonomous driving, bio-medical, virtual reality.

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50G COMBO PON OLT

1. The 1.50G COMBO PON OLT is a product of Litecore. It supports the coexistence of three modes—GPON, XG(S)-PON, and 50G PON—with a data rate of 50Gb/s, and is equipped with an EML laser integrated with SOA.

2. Product Highlights:
① Cost-effective BOX+TO hybrid integration solution;
② Equipped with Zhongke Guangxin's self-developed 1342nm EML chip, boasting end-to-end vertical integration capabilities;
③ Optimized small-size design in V200, compatible with SFP-DD packaged optical modules.

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1310nm CW DFB Chip

1.The 1310nm CW high-power edge-emitting laser chip is a waveguide structure grown by Fujian Zhongke Guangxin (Litecore) on an N-type InP substrate, which includes a multi-quantum well (MQW) active layer and a periodic grating. It features a design with low threshold current, high slope efficiency, and excellent high-temperature performance.

2.Product Highlights: Currently in the customer validation phase; etc.

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DFB Laser

• Litecore high power laser component features DC coupling and is equipped with a TEC (thermoelectric cooler), thermistor, and monitoring photodiode. The device is mounted in a 14-pin, OC-48 pinout-compatible butterfly package with the optical isolator mounted on the TEC. This component incorporates a high-efficiency coupling scheme to deliver more than 30 mW, 40 mW, 50 mW, or 60 mW of CW optical power.

• Application : Continuous wave light sources for CATV, free-space optics, WDM networks

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C+L SOA

1. InP optical chip technology platform, independently developed and produced SOA chips. Vertical integration from chip epitaxy, wafer fabrication, coating to device packaging.

2. Application:

• C+L SOA is used in a 1:1 supporting manner with C+L iTLA in relevant optical modules.

• It is applied to signal amplification in the fields of long-haul coherent communication, data center interconnection (DCI), lidar, and coherent detection.

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COMBOPON OLT

The COMBOPON OLT is a single-fiber, four-way, dual-transmitter, dual-receiver device with a 10G 1577 EML-cooled laser, a 1490 DFB laser, and two APD TIA high-sensitivity detectors. The product is used in Fiber-to-the-Home customer premises.

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25G PON ONU

25G PON ONU is a built-in 25G DFB laser diode with TEC cooler. It is used in Fiber-to-the-Home (FTTH) subscriber terminal.

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DATECOM TOSA

DATECOM TOSA is a built-in 10G /25G DFB laser diode. This product is used in 5G pre-transmission applications.

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