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CaF2 Windows Fused Silica Windows BK7 Windows

Windows

BK7 Windows

This kind of BK7 Windows is made from SCHOTT N-BK7 Glass, which has transparent range from 330-2100nm. The BK7 window has good performance over visible and near IR spectrum for most application. The ..

产品说明

This kind of BK7 Windows is made from SCHOTT N-BK7 Glass, which has transparent range from 330-2100nm.

The BK7 window has good performance over visible and near IR spectrum for most application. The refractive index is 1.5168 at 587.6nm.

Specifications:

Dimension Tolerance:	+0.0/-0.2mm
Thickness Tolerance:	±0.2mm（General),±0.05(High Precision)
Surface Quality:	60/40（General),10/5(High Precision)
Clear Aperture:	＞90%
Flatness:	λ/2@633nm（General),λ/10@633nm (High Precision)
Parallelism:	<3 arc min.(General). <3 arc sec.(High Precision)
AR Coated:	Uncoated, AR, HR, PR, etc.

Typical Sizes:

Round Shape:Diameter(mm):	Φ5.0；Φ10.0 ；Φ12.7；Φ15.0；Φ20.0； Φ25.4；Φ30.0；Φ38.1；Φ50.8；Φ76.2
Square Shape:WxH(mm):	5.0x5.0；10.0x10.0 ；15.0x15.0 ； 20.0x20.0；25.0x25.0；50.0x50.0
Thickness:	0.5；1.0；1.5；2.0；3.0；4.0； 5.0；6.0；8.0；10.0; 50.0

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