What OM5 wideband multimode fiber is designed to do OM5 is a 50/125 µm wideband multimode-fiber category developed for short-wavelength wavelength-division multiplexing (SWDM) applications. It extends specified effective modal bandwidth beyond the traditional 850 nm point used by earlier multimode c...

What a 400G QSFP-DD DAC Is Designed For A 400G QSFP-DD direct-attach copper cable, often called a DAC, provides a fixed copper connection between compatible high-speed ports. It is commonly considered for short-reach interconnects within a rack or between nearby racks because it removes the need for...

What a 10GBASE-SR SFP+ link is 10GBASE-SR is a short-reach 10 Gigabit Ethernet optical interface commonly used for connections inside data centers, equipment rooms, and campus distribution areas. The interface normally uses an SFP+ optical module with 850 nm multimode-fiber operation and duplex LC c...

Choose an SFP+ module by the actual link An SFP+ optical module is selected for a specific Ethernet or transport link, not merely for a nominal “10G” speed. The host platform, interface type, fiber plant, route length, operating environment, software image, and compatibility policy all influence the...

TOPSTAR News - Didn’t get your dream deal on Black Friday or Cyber Monday? The good news is that you still have time in TOPSTAR! As the Christmas is almost here, TOPSTAR is offering a big discount on our Optical Module to give back to our customers, saving you 5% discount！

Vietnam International Communication Exhibition 2019 Exhibition Date: June 6th - June 8th, 2019 Exhibition Period: Once a year Location: Ho Chi Minh City, Vietnam Saigon Convention and Exhibition Center (SECC) Organizers: Vietnam Ministry of Information and Communication, Ministry of Industry and Tra...

Determine to Win the Championship The 2018 Hundred Regiments(PK sales performance) began in Oct 22nd. This is a highlight for our sales every year. There are more than 100 sales participate in this competition from 12 companies. Topstar’s target is To win the Champ...

April 22th 2017,Shenzhen Mofang Hundred Kilometers Hiking Activity ends smoothly.From 6:30 a.m, more than 20000 participants started hiking from the starting point of Shenzhen Universiade Center across the whole shenzhen, finally 14100 participants reached the finishing line--Kwai Chung Culture Squa...

Last weekend,TOPSTAR went to Lianhua Park for volunteer work . As we climbed the mountain, we picked up the rubbish and put it in the trash for protecting the environment. Lianhua Park is the highest outdoor park in Shenzhen city , Dengxiaoping bronze statue stands in the middle of the square. The h...

The Five Hundred Regiments(PK sales performance) begins on Oct 11th. There are more than 100 sales attend that competition from October 11th to Dec 10th. Our target is: Win the Champion. Even though we knew there are much difficult work to do,we will do it step by step and 100% believe we can do it....