Calcium Fluoride is an optical grade glass which has an extensive transmision range from UV, visiable and IR. Especially, has a high transmittance from 200nm to 7μm. The transmittance of uncoated caf2 window can up to 94% due to its low absorption and low index of refraction. Currently, caf2 is widely used in UV and IR applications .
Wuhan Especial Optic offers high precision and quality caf2 windows with cost-benefit price as well as stable supply ability. Dimensions and shape depends on your project. Meanwhile, experienced engineer could advise you professional advices according to your applications, drawing is aslo available.
Write to us at sales@wheo.cn or minnie@wheo.cn for a reasonable quote sheet.
CaF2 windows specifications:
Standard precision
High-precision
Dimension Tolerance
φ5-150mm+0/-0.2
φ3-200mm+0/-0.2
Thickness Tolerance
1-50mm+/-0.1
1-50mm+/-0.05
Parallelism
1 arc minutes
10 arc seconds
Surface Quality
60/40
20/10
Flatness
N<λ/2@633nm（at 50mm）
N<λ/10@633nm（at 50mm）
Clear Aperture
>90%
>95%
Chamfer
Protected <0.5mmx45deg
Protected <0.5mmx45deg
ADD：4th floor, building F, Wuhan Overseas Scholar Business Park,East Lake High-tech Development Zone, Wuhan, Hubei, China
POST：430074 EMAIL：sales@wheo.cn TEL：86-27-87504830
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