Zinc Selenide (ZnSe) Plano-Convex Lenses are designed for focusing or collimation applications in the MID-wave and longwave infrared spectrum.

Specifications:
Material: ZnSe (Zinc Dlenide)
Design Wavelength: 10.6um 
Focal Legnth Tolerance:+/-1%
Diameter Tolerance:+0.0/-0.1mm
Thickness Tolerance:+/-0.1mm
Surface Quality:40/20,60/40
Centration:<3 arc minutes
Clear Aperture:>80%
Bevel:<0.2 x 45degree
Coating: AR coated 8~12 um

Realpoo Optics is a professional manufacturer of optical glass lenses, such as Spherical Lens, Glass Rod, Fresnel Lens, Holographic Grating etc. the optics can be offered with coating or without coating. Welcome to send your inquiry.