BK7窗片

BK7窗片

BK7窗片

The Window is made from BK7 material, which has transparent range from 330-2100nm. The refractive index is 1.5164 at 588nm. The BK7 window has good performance over visible and near IR spectrum for mo..

產品說明

BK7窗片

 The Window is made from BK7 material, which has transparent range from 330-2100nm. The refractive index is 1.5164 at 588nm. The BK7 window has good performance over visible and near IR spectrum for most application.

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 Tolerance: 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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