Optical Windows, Φ38.1mm, Thickness=10.0mm, λ/10, VIS, H-K9L Optical Glass, United Optical Technology Co., Ltd (CAT#: STEM-OP-2760-YJL)

Optical Windows, Φ38.1mm, Thickness=10.0mm, λ/10, VIS, H-K9L Optical Glass, model 185019, is manufactured by United Optical Technology Co., Ltd.
λ/10 Visible Windows are parallel plane panels that are usually used as protective windows for electronic sensors or detectors of the external environment. It protects electronic devices/sensors without changing the magnification of the optical system.

Diameter: Φ38.1mm
Coating: AR@350~700nm
Material: H-K9L Optical Glass
Surface Accuracy: λ/10@633nm
Thickness: 10.0mm
Parallelism: ＜5arcsec
Surface Quality: 10/5-20/10
Diameter Tolerance: +0.0/-0.1mm
Thickness Tolerance: ±0.2mm
Bevel: Protective Bevel 0.2~0.5mmX45°

The standard surface accuracy of this product is λ/10, which can reduce beam distortion and scattering as much as possible.
The design of double-sided broadband anti-reflection coating also reduces the interference of ghost images to a great extent.

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