BK7 Window

H-K9L is the alternative for N-BK7.H-K9L (N-BK7) is a RoHS-compliant borosilicate crown glass. It provides excellent transmission in the visible and near-infrared portions of the spectrum (350 nm - 2.0 ³´µm). It is typically chosen whenever the additional benefits of UV fused silica. H-K9L (N-BK7) is probably the most common optical glass used in high-quality optical components.

Specification of BK7 Window

Material BK7
Diameter 1 to 500 mm
Diameter Tolerance +0/-0.02 mm
Thickness Tolerance ¯0.01 mm
Surface Quality 10-5
Surface Figure λ/10
Parallelism 1 Minute
Coating Uncoated, AR, HR, Beamsplitter, etc.

TC Optics is a professional custom optics manufacturer, we provide optical element, bk7 optical windows, bk7 fused silica and etc. Contact us to know bk7 glass price.

Changchun Chuncheng Optical Co., Ltd. The company was founded in 2009 and is located in Changchun City, a famous optical R&D base in China. It has an existing plant of 2800 square meters and 115 employees, including 4 optical engineers and 3 mechanical engineers. It has the ability to design and produce optical components and assemble lenses by itself. .ToWe mainly produce high-precision optical components, such as spherical lenses, cylindrical lenses, prisms, filters, windows, mirrors, beam splitters, wave plates, polarizers, rod lenses and micro-optical lenses. Our products have been recognized by many professional companies in Britain, Germany, Austria, Switzerland, Italy, Ireland, Sweden, Australia, Israel, and the United States.