Double clad fiber bragg grating
The power and pumping efficiency of the pump laser can be improved a lot when using the double-clad FBG products. This type of FBG also plays an irreplaceable role in the application of high power fiber lasers.The specifications for RaySung's double-clad FBG products are listed in the tables below.
Spectrum of Double clad fiber bragg grating 
Specification of Double clad fiber bragg grating
Parameters | Specifications | Tolerance |
Center Wavelength | 1060-1066 nm or Custom | ±0.3nm |
Reflectivity | 0.5%-99.93% | ±1%-5% |
FWHM | 0.1nm-1.5nm | ±0.05-0.1nm |
FBG Type | Double-Clad FBG | |
FBG Length | 0.15mm-15.0mm | |
SMSR | <8db(uniform or="">15dB(Apodized FBG) | |
Recoating | Acrylate | |
Recoating Length | Custom | |
Proof Test | >150Kpsi | |
Fiber Type | Double-Clad fiber | |
Fiber Length | Custom | |
Operating Temperature | -20℃-75℃ | |
Storage Temperature | -40℃-75℃ |
About Raysung Photonics Inc:
Raysung photonics located in the export processing zone of Xi'an, China, is specialized in manufacturing FBG, lensed fiber and FBG filter for FTTH. Besides those three main products, Raysung can also manufacture wavelength stabilizer, DWDM FBG filter, chirped fiber grating, long period grating, custom fiber grating and so on. In addition, Raysung has ability to develop and produce special gratings for sensor. The company is committed to the research, design and producing of those products and it is the only one manufacture which has the capacity to volume- producing all sorts of fiber grating in China. Moreover, Raysung is one of the only manufactures in the world who has the capacity to manufacture the type of optical fiber which incorporates FBG and lensed fiber. Raysung's products are widely used in aerospace, construction industry, coal industry etc. The company's professional teams have rich experience in photoelectric area and we have advanced technology and equipment. This allows us to provide our customers with high-quality products and optimized proposals.
In 2006, Raysung completed ISO9001: 2000 and ISO14001 certification and also obtained several patent rights. The materials of our products accord with RoHS criterion. Raysung's products are always superior in quality and competitive in price.
