• August 30. 2016

As long as you try very hard, you can achieve anything. If want to provide customers with first-class services and products, it is necessary to know the raw materials, production and sales thoroughly.   Thanks the purchasing manager very much for taking her busy schedule to train sales department!   ETU-Link is a professional manufacturer of optical transceiver, the main compon...

• September 18. 2021

As one of the cores of medium and long-distance optical communication, the optical module plays a role in photoelectric conversion. It is composed of optical devices, functional circuit boards, and optical interfaces. Today, ETU-LINK will introduce to you the components of the optical module—TOSA and ROSA. 1、TOSA TOSA is the main component of the optical transmitter module, whose main functio...

• July 07. 2023

The role of optical modules in optical communication networks is photoelectric conversion, so what optical devices are mainly composed of optical modules? ETU-LINK will reveal the answer for everyone. First of all, the two most important parts of the optical transceiver are the optical transmitting assembly (TOSA) and the optical receiving assembly (ROSA). Among them, the optic...