Overview
Finisar Corporation, founded in 1987, is a pioneer in optical communication technology. Headquartered in Sunnyvale, California, the company designs and manufactures optoelectronic components critical for high-speed data transmission. Its products serve industries ranging from cloud computing to 5G networks. Finisar’s innovations include vertical-cavity surface-emitting lasers (VCSELs) and wavelength-selective switches (WSS). Acquired by II-VI Incorporated in 2019, Finisar continues to expand its influence in global markets through R&D and strategic partnerships.
Structure and Working Principle
Finisar’s core products, such as optical transceivers, integrate lasers, photodetectors, and signal-processing electronics. These components convert electrical signals into optical signals (and vice versa) for fiber optic networks. For example, a 100G QSFP28 transceiver uses four 25Gbps lanes to achieve high-density data transmission. Advanced packaging techniques ensure thermal stability and signal integrity, making Finisar’s devices suitable for demanding environments like data centers.
Key Features
Finisar’s solutions emphasize speed, efficiency, and scalability. Their transceivers support standards like Ethernet, Fibre Channel, and InfiniBand, with data rates up to 400Gbps. Energy efficiency is another hallmark, with products like low-power coherent DSPs reducing operational costs. Compact form factors (e.g., SFP+, QSFP-DD) enable high port density in switches and routers, optimizing space in crowded data centers.
Application Areas
Finisar’s technology is ubiquitous in modern infrastructure. Data centers rely on their transceivers for server-to-server and switch-to-switch links. Telecom providers use Finisar’s WSS modules for flexible grid optical networks. Consumer applications include 3D sensing (e.g., facial recognition in smartphones) and LiDAR for autonomous vehicles. Industrial uses encompass medical imaging and military communication systems.
Maintenance and Precautions
Proper handling ensures longevity. Use antistatic wrist straps when installing transceivers to prevent electrostatic discharge (ESD) damage. Avoid bending fiber cables beyond their minimum bend radius. Store unused modules in protective cases and keep connectors clean with approved tools. Regularly monitor operating temperatures to prevent overheating in high-density deployments.
B2B Procurement Guide
When sourcing Finisar products, verify compatibility with existing hardware (e.g., switch brands like Cisco or Juniper). Check for multi-source agreements (MSAs) to ensure interoperability. Bulk purchases often qualify for discounts, especially for standardized parts like SFP+ modules. Lead times vary; plan procurement ahead for custom solutions. Reputable distributors provide warranty support and technical documentation.
Related Manufacturers
- 主营：放大器、检测器、滤波器、调制器、发射器、接收器、衰减器、解调器、变压器、合成器、收发器、偏置器、振荡器、rfid天线、终端负载、隔直流器、微波射频、集成电路、同轴开关、接入监控ic、频率综合器、射频适配器、多路复用器、耦合器电桥、定向耦合器
- 主营：tlc274cdr、模块mos、易龙泰、chip1stop、缓冲器、衰减器、放大器、制pcb板、传感器、国内pcb、多层pcb、25svpf47m、逆变器、样板pcb、泰科源、博思达、稳压器、北高智、蓝伯科、机器人、变压器、控制器、smt贴片、阻抗fpc、整流管
- 主营：微控制器、集成电路、电子元件、isplsi1032-60lt、isplsi1032-80lt、isplsi1024ea-125lt100、军工电子元器件、可编程逻辑器件、FPGA芯片、HOLT集成电路、可编程芯片、可编程逻辑器件芯片、电子元器件、25+ 集成电路、晶体谐振器、英伟达集成电路、显卡芯片、VICOR电源模块、嵌入式可编程逻辑芯片、数字信号隔离模块、MCU处理器芯片、通信接收器、GPU供电电源模块、SMD封装驱动器芯片
- 主营：芯片、集成电路、FPGA、微控制器、连接器、电源控制器、监控电路、隔离模块、电源管理芯片、动态随机存储器、现场可编程门阵列、钽质电容器、电阻、时钟缓冲器、模数转换器、均衡器、稳压器、数字信号处理器、高速运算放大器
- 主营：ST、TI、ADI、ATMEL、XILINX、罗姆、IR、NS、MAXIM、PHI、ON、士兰微、TE
- 主营：集成电路
- 主营：电源芯片、电源管理、稳压器、稳处理器、单片机MCU、二极管、电源模块、电感器、电感、电子元件
- 主营：ST、ADI、恩智浦、ELMOS、xilinx
- 主营：电子元器件IC、模块 继电器、电子连接器、二三极管 MOS管、电解电容、DC/DC调解芯片、电源芯片
- 主营：精度62r、缓冲器、锂电池、to-247mos、tl064cpwr、microchip、纳芯威、放大器、lm393dr2g、dip存储、传感器、解码器、计数器、直插led、稳压器、lm339dr2g、英集芯、74hc595d8、英飞凌、欧姆龙、华强北、控制器、整流管、JSM杰盛微
- 主营：集成电路IC、MCU单片机、电源管理芯片、电感、连接器
- 主营：DC-DC电源芯片、接口芯片、无线收发芯片、RF滤波器、RS232芯片、RF放大器、音频接口芯片、视频接口芯片、射频卡芯片
- 主营：集成电路(ic)、电子元器件
- 主营：sn54hc05j、晶闸管、max660epa、rsr020p05、ltm2881hy、rq5rw33ba、aoz1242di、opa2350ea、hdsp-0760、lvc16t245、mdt2005es、封装bga、ltm4644ey、shf-0189z、g5322f61u、njm2775am、sh367309u、sy5840fac、dp83620sq、sy8035dbc、lm34926mr、lt3029ede、hx5004nlt、保险丝、比较器
- 主营：法拉电容、超级电容器、超级电容、锂离子电容、纽扣电容、黄金电容