Sell BK7 Window

Description

Optical windows are optical glass with ground and polished faces that are relatively parallel. They are used as a protective element between two environments and their impact on the passage of visible light is neutral. When selecting windows you should consider the following properties, transmission, scattering, wavefront distortion, parallelism and resistance to certain environment. Antek offers a wide range windows. Special materials are available upon requset. Antek also provides varieties of single layer and multi-layer anti-reflecting coatings on optical windows. please refer to the coating chapter for more information. Specifications Material: BK7, Silica, CaF2, MgF2, Sapphire etc Diameter tolarence: *0.0, *0.*5mm Thickness Tolerance: 0.2 mm Clear Aperture: >*0% Surface Quality: *0 **0 Flatness: &*;Ž&*;&*;/*,@********************: *0 arc secs Size (Ïï¿&frac*2;): 3.0 to **0 or larger Please contact Antek Optics sales for detail.