Ø20.0*6.35mm / High Precision

相比于N-BK7，UV熔融石英窗具有低失真，优异的平行度，低体积散射和精细的表面质量，对于给定波长还提供较低的折射率。

• 无镀膜和AR涂层可选择

• 高精度的质量：<λ/ 10每25mm @ 633nm 

Specifications

Material BK7 Grade A optical glass, UV grade fused silica

Dimension Tolerance +0.0/-0.2mm

Thickness Tolerance ±0.2mm

Clear Aperture >90%

Parallelism High Precision: 10 arc seconds

Surface Quality High Precision: 20/10

Wavefront Distortion High Precision: λ/10@633nm per 25mm

Chamfer Protected <0.5mmx45deg

Coating Uncoated, available