Infrared Window

Windows are desiged for use in optical systems to separate two enviroments while passing a particular spectral range between them.Applications include laser set-ups (e.g.at Brewster's angle),emitter,detector protection devices, such as in sepctrophotometers and imaging systems.

China Star Optics offers all types of windows made from different materials. Such as N-BK7, Fused silica, sapphire,CaF2, Silicon, Borofloat, high borosilicate glass and other optical glass supplied by Schott and Chinese CDGM are available upon request. Windows at shape of  round,quadrate, triangular or other polygonal are also available upon request.In addition, we provide a variety of  single layer or multiplayer anti-reflecting coating,HR,PR coatings on Optical Windows.  

Specification of our optical windows as follow:
*Material:high borosilicate glass, BK7,UV-grade fused silica (JGS1) or other optical crystals materials
*Length tolerance:+/-0.01
*Width tolerance:+/-0.01
*Center thickness tolerance:0.005mm
*Surface quality:80-50 to 10-5 Scratch/Dig
*Surface flatness:
*Parallelism<=1min -- 2sec
*Clear Apenture:80% -- 100%