• 2021-12-10

    Grating sensors are widely used in mechanical industry because of their high measurement accuracy, wide dynamic measurement range, contact-free measurement and easy system automation and...

• 2021-12-01

Fiber laser generally uses fiber grating as resonant cavity, semiconductor laser as pump source, pump light is coupled into gain fiber from the beam combiner and is reflected multiple times in the cla...

• 2021-11-26

What is Polarization maintaining (PM) fiber? In practice, the conventional optical fiber in the production process, will be affected by external forces and other reasons, so that the fiber thickness i...

• 2021-11-19

When manufacturing high-speed lasers, the following measures can be taken to improve the 3dB bandwidth of the device:  1.In the active region, strain (compensated) multi-quantum well structure is...

• 2021-11-10

1. Principles of Fiber Lasers--Introduction    Fiber laser is a device that uses rare-earth-doped glass fiber as the gain medium to generate laser output. Fiber lasers can be developed on th...

• 2021-11-07

Fiber optic cable, which is lighter, smaller and more flexible than copper, can transmit signals with faster speed over longer distance. However, many factors can influence the performance of fiber op...

• 2021-10-29

In the context of global sustainable development, the use of geothermal energy is an important issue for future energy supply.  Water and steam can bring geothermal energy to the earth's surface,...

• 2021-10-21

With the fiber optics revolution for telecommunications in the 1980s, fiber optical technology became increasingly more advanced and higher quality. The telecommunications boom in the late 1990’s resu...

• 2021-10-15

A passive optical network (PON) is a fiber-optic telecommunications technology for delivering broadband network access to end-customers. Its architecture implements a poi...