2.5Gbits 1650nm DFB Coaxial TO Package Laser
This coaxial laser series comprises uncooled semiconductor distributed feedback (DFB) lasers operating at 1650nm. Each device uses a TO56 package with a monitor photodiode. Its high performance and reliability suit fiber links or local networks with rates up to 2.5GB/s.
Save to Favorites
Overview
Specifications
| Parameter | Value |
|---|---|
| Threshold Current Iₜₕ [CW] | typical:6 mA；max:14 mA |
| Threshold Current Iₜₕ [CW,TC=85℃] | max:40 mA |
| Output Power P_O [CW, If=Ith+20mA] | min:3 mW |
| Operating Voltage Vₒₚ [CW, If=Ith+20mA] | typical:0.95 V；max:1.5 V |
| Operating Wavelength λp [CW, If=Ith+20mA] | min:1640 nm；typical:1650 nm；max:1660 nm |
| Side Mode Suppression Ratio SMSR [CW, If=Ith+20mA] | min:35 dB；typical:40 dB |
| Rise/fall time tr/tf [CW, If=Ith+20mA, 20%-80%] | max:200 ps |
| Monitor current (PD) Iₘ [CW, If=Ith+20mA, VRD=1V] | min:0.1 mA；typical:0.3 mA；max:1.0 mA |
| Dark Current (PD) I_d [VRD=10V] | typical:0.005 μA；max:0.1 μA |
| Focal Length F [2.0mm Ball lens] | min:7.2 mm；typical:7.5 mm；max:7.8 mm |
Applications
Key Features
Datasheet
Please provide your email to download the datasheet.
Invalid email format. Please try again.
Supplier Information
Related Products
-
VLM2-8L — 670nm, 7.5mW Compact Diode Laser Module
Laser Diodes
Daheng-imaging
Wavelength: 670 nm Wavelength Tolerance: +5/-5 Power: 7.5 mW
Compact diode laser module with an elliptical 3.4×1.3mm beam. Supply:5VDC; body diameter:14.8mm; length:28mm; cable:305mm. Coherent's VLM-series modules are small, fully featured and rugged. The head contains precisely aligned high-quality glass optics plus a photodiode and feedback electronics for power control. Internal protection circuitry and patented technology ensure pointing stability<4.3mrad. The small package simplifies integration and improves consistency.
-
FL-670-1500 — Highly Reliable High-Power Laser for High-Signal-to-Noise-Ratio Applications
Laser Diodes
Daheng-imaging
Wavelength: 670 nm Wavelength Tolerance: +10/-10 Power: 1500 mW
The FL-670-1500 is a Fireline Laser direct diode laser from Osela, Canada, with a wavelength of 670nm and laser power of 1500mW. It offers high power, excellent beam-line quality, and high pointing stability. It supports external focusing and integrates monitoring and modulation functions, making it ideal for 3D machine vision, outdoor industrial inspection, railway and road inspection, and high-signal-to-noise applications.
-
FL-808-5000 — Highly Reliable High-Power Laser for High-Signal-to-Noise-Ratio Applications
Laser Diodes
Daheng-imaging
Wavelength: 808 nm Wavelength Tolerance: +3/-3 Power: 5000 mW
The FL-808-5000 is a Fireline Laser direct diode laser from Osela, Canada, with a wavelength of 808nm and laser power of 5000mW. It offers high power, excellent beam-line quality, and high pointing stability. It supports external focusing and integrates monitoring and modulation functions, making it ideal for 3D machine vision, outdoor industrial inspection, railway and road inspection, and high-signal-to-noise applications.
-
VHK2.3-1L — 635nm, 1mW Compact Diode Laser Module
Laser Diodes
Daheng-imaging
Wavelength: 635 nm Wavelength Tolerance: +7/-2 Power: 0.95 mW
Compact diode laser module with a circular beam of diameter 1.1mm. It operates from a 5V DC supply, with a body diameter of 14.8mm, a length of 34mm and a cable length of 914mm. Coherent's VLM-series diode laser modules are compact, fully featured and rugged. The laser head contains precisely aligned, high-quality glass optics, plus a photodiode and feedback electronics for power control. Internal protection circuitry and patented technology ensure pointing stability <4.3 mrad. The small package simplifies integration and improves consistency.
-
VLM2.3-4L — 635nm, 4.2mW Compact Diode Laser Module
Laser Diodes
Daheng-imaging
Wavelength: 635 nm Wavelength Tolerance: +7/-2 Power: 4.2 mW
Compact diode laser module with a circular beam of diameter 1.3mm. It operates from a 5V DC supply, with a body diameter of 14.8mm, a length of 34mm and a cable length of 914mm. Coherent's VLM-series diode laser modules are compact, fully featured and rugged. The laser head contains precisely aligned, high-quality glass optics, plus a photodiode and feedback electronics for power control. Internal protection circuitry and patented technology ensure pointing stability <4.3 mrad. The small package simplifies integration and improves consistency.
Related Articles
Laser pump sources are the core energy input component of solid-state lasers and laser amplifiers, and their performance directly determines the output power, beam quality and service life of the entire laser system. In scenarios such as industrial processing, scientific research experiments and high-end equipment, improper pump source selection will not only result in substandard system performance, but also bring a series of problems such as rapid device degradation and high operation and maintenance costs. This article sorts out the core selection logic and key pitfalls of pump source procurement, and provides selection references based on mature, mass-produced high-reliability products to help purchasers efficiently screen suitable products.
Shandong Haucore Optoelectronics Co., Ltd. introduces the HGLD‑792‑COS‑D‑10WB semiconductor laser within its COS series. Delivering an output power of 10 W at a central wavelength of 792 nm, this device adopts gold‑tin bonding COS packaging. Featuring high reliability and long service life, it serves as a preferred pump source for solid‑state lasers and is widely deployed in industrial processing, laser display, medical & aesthetic treatment, scientific research and other fields.
Fomoptic delivers integrated one‑stop optical solutions covering precision optical fabrication and custom vacuum coating services. Supported by complete processing production lines, comprehensive metrology equipment and experienced engineering team, we provide full‑chain customized components, ranging from blank shaping, ultra‑precision polishing to thin‑film coating, for laser systems, infrared imaging, industrial optics and scientific‑research projects.
Fiber lasers and fiber amplification systems require excitation sources with stable wavelength, narrow spectral linewidth and consistent output power.
Loading...
Name
Phone
Organization
Use Case
Database Platform