The optical rectangular glass window features high transmission, excellent surface quality, and mechanical stability, providing reliable environmental isolation while maintaining optical performance in precision optical systems.
Material :
H-K9L (CDGM), including Schott, Hoya, Ohara, Crystal, and Corning Fused SilicasDimension Tolerance :
+0.0 / −0.1 mmThickness Tolerance :
±0.1 mmSurface Accuracy :
λ/4 @ 632.8 nmParallelism :
< 1 arcminSurface Quality :
40-20Clear Aperture :
> 90%Edge Bevel :
0.2 × 45°
Product Description
The optical rectangular square window is a plane-parallel optical component designed to protect internal optical elements from dust, moisture, and mechanical damage. Its square shape allows easy mounting and precise alignment in a wide range of optical instruments.
Performance Advantages
High transmission materials including H-K9L, Schott, Hoya, Ohara, CDGM, and Corning fused silica
Precision surface flatness up to λ/4 @ 632.8 nm for minimal wavefront distortion
AR coating options available for UV, visible, and near-infrared wavelengths
Excellent mechanical stability with high hardness and thermal resistance
Square geometry ideal for easy mounting and optical system integration
Application Range
Optical square windows are widely used in:
Optical instruments and precision measurement systems
Microscopy and imaging systems
Sensor and detector protection windows
Laser and inspection equipment
Industrial and scientific optical applications
Friendly Link :
diyiye.com
Copyright @ 2026 Fujian Kire Optronics Co., LTD. All Rights Reserved.
Network Supported
leave a message
Scan to Wechat :
Scan to WhatsApp :