Changchun New Industries Optoelectronics Technology Co., Ltd.
Lasers, Optics & Photonics

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N-BK7 Optical Windows

CNI windows are available uncoated or with T2/T3/T4 broadband anti-reflection coatings, covering the 350–1700 nm wavelength range. Standard substrate is N-BK7, featuring stable optical performance and good machinability. Custom sizes and coatings are available, and it can replace UV fused silica as needed.
We supply high-precision windows in a variety of substrates. Custom special sizes and coatings are supported. Please contact our technical support for inquiries.

Coating: Double-Sided AR Coating 

Model Working wavelength Diameter Thickness Coating Remarks
CNIWR-350-2000-3.0 350-2000 nm 12.7 mm 3.0 mm Uncoated
+0.00/-0.10 mm
λ/10

±0.2 mm

Rabs < 0.5% @ Operating Wavelength

<5 arcsec

CNIWR-350-2000-5.0 350-2000 nm 25.4 mm 5.0 mm Uncoated
CNIWR-350-700-3.0 350-700 nm 12.7 mm 3.0 mm T2 Coated
CNIWR-350-2000-5.0 350-700 nm 25.4 mm 5.0 mm T2 Coated
CNIWR-650-1100-3.0 650-1100 nm 12.7 mm 3.0 mm T3 Coated
CNIWR-650-1100-5.0 650-1100 nm 25.4 mm 5.0 mm T3 Coated
CNIWR-1050-1700-3.0 1050-1700 nm 12.7 mm 3.0 mm T4 Coated
CNIWR-1050-1700-5.0 1050-1700 nm 25.4 mm 5.0 mm T4 Coated
 
 

 
 

Addr: No.888 Jinhu Road High-tech Zone,Changchun 130103, P.R.China

Tel:+86-431-85603799     Fax:+86-431-89216068     E-mail: sales@cnilaser.com

 
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