• October 09. 2021

Optical modules are core photoelectric conversion components in fiber-optic communication, data centers, enterprise networks, and telecom transmission systems. Correctly distinguishing single-mode and multi-mode optical modules is critical for matching fiber patch cords, ensuring transmission stability, and avoiding network failures. This article shares 4 practical identification methods compliant...

• May 21. 2021

In data center 10G/40G/100G multimode cabling, OM3 fiber is the most widely used laser‑optimized multimode type. Many users ask: What are OM3‑150 and OM3‑300? What is the difference between OM3‑150 vs OM3‑300? Which one should I choose for my data center? This article will explain their definition, bandwidth, transmission distance, optical characteristics, and application scenarios in detail to he...

• July 28. 2020

Optical modules and media converters are both key photoelectric conversion devices widely used in fiber optic communication, data centers, enterprise networks, and broadband access systems. Many users are confused about their roles, differences, and connection rules. This article will clarify everything in detail. 1. What Is an Optical module ? The function of optical module is also the conversion...

• April 19. 2019

With the rapid development of cloud computing and data centers, 40G high-speed network cabling has become the mainstream of enterprise and data center interconnection. Traditional 2-core fiber connections can no longer meet high-density wiring requirements. This article focuses on the performance, advantages, disadvantages, and application scenarios of 12‑core and 8‑core MPO connections, helping y...

• January 03. 2019

Both optical patch cord and optical transceiver have single mode / multimode. If the collocation is wrong when using, it will lead to the parameter error of the optical modules. How to match the use of patch cord and optical transceiver? Today, we will share the knowledge with you, hope that can will be helpful for you! What are the differences between single mode and multimode optical modules? Th...

• December 13. 2018

In 40G/100G data center cabling, many engineers ask: How to connect MPO optical module to LC optical module? How to connect 40G QSFP+ (MPO) to 10G SFP+ (LC)? What cables and panels are needed? At present, there are usually two types of optical modules in the market: MPO and LC. For two optical modules with the same interface, MPO patch cord or LC patch cord can basically realize the connection bet...

• July 12. 2017

Many people are strange with optical transceivers, they won’t see it in daily life, but it is indispensable to our life. In modern society, people are unhappy if they don't have cell phones. So here comes the question. Do you know where the signal of the cell phone comes from? Let me show you the answer! The answer is in the communications operator's engine room! There are a lot of switch equipmen...

• July 05. 2017

Time has always passed so quickly, unconsciously, I have come to ETU-Link for more than a year. When first day to the company, I was so strange to the environment, colleagues, or the products. With the patient instruction and training of the manager, gradually become familiar with the company's products. The manager's training has changed me a lot, I also got the manager's trust and gave me the im...