• October 11. 2016

The new week of October has begun and only work will never be finished. Today one customer asked, do you provide plastic optical fiber? Answer is no. As a professional sales person, even without the product, should also understand and learn it. Today we will share the knowledge with you! Quartz fiber (silicon dioxide) is widely used in optical fiber communication: The blue column represents the si...

• October 14. 2016

Hangzhou H3C Communication Technology Co., Ltd. committed to research, development, production, sales and service of IT infrastructure products and solutions. It has a complete router, Ethernet switches, wireless, network security, servers, storage, IT management systems, cloud management platform and other products. In the field of Ethernet, H3C experienced many years of hard work and development...

• October 18. 2016

With the advent of the Internet era, optical fiber communication network has been widely used in the world. As the core component of the optical fiber network, optical switches are also well known. Cisco switch is the popular brand product in the industry, can adapt to a variety of environment and application requirements. Today we’d like to briefly introduce Cisco Catalyst 6800 series switches an...

• October 26. 2016

Do you want to know where the optical communication show is? I think that you should be very concerned about the industry's exhibition information it. In order to let you know more about the optical communication exhibition information, we will share the collected information with you today! 2016-2017 Show List ETU-Link will plan to participate in the ECOC next year, and expand more business to th...

• November 02. 2016

According to the market demand, we have a large number stock of SFP 120KM optical transceivers. Why choose us? Let’s take a look at the below picture! Each link of the test are carefully follow the industry standard, through multi verification, to win the trust and support of customers at home and abroad! The differences between 120KM & 20KM optical transceiver: 1. Can achieve the transmission...

• November 03. 2016

The ring color of the optical transceivers are colorful, different colors corresponding to different wavelength. In order to make the new colleagues to be more convenient and more quickly to distinguish each color corresponds to the wavelength, the following is a a simple summary. 1. The commonly used wavelength corresponds to the ring color 850nm —— Black 1310nm —— Blue 1490nm —— Purple 1550nm ——...

• November 07. 2016

SFP optical transceiver covers a lot of precision optical components and circuit components. In daily use, we need to follow the norms of operation, otherwise, it is very easy to make the optical transceiver damage. Below, we will introduce some of the optical transceiver routine maintenance methods. 1.ESD protection ※ Electrostatic protection(Wear anti-static gloves and anti-static bracelet, to p...

• December 30. 2019

Optical fiber is the flexible transparent fiber made from silica or plastics, slightly thicker than the human hair. Optical fiber is one of the most common tools of transmitting light at both ends, and widely used in optical fiber communication. Optical fiber is usually composed of a transparent core with low refractive index and a transparent cladding material. Generally speaking, there are two k...