optical BK7 round circular square window

Place of Origin:

Shandong, China

Brand Name:

SYCCO

Model Number:

Customization

Material:

BK7, H-K9L ,UV fused silica,Corning7980, etc

size:

customer's design

Dimension Tolerance:

±0. 1mm

Thickness Tolerance:

±0.1mm

Angle Tolerance:

±1 arc minute

Surface Quality:

10-5,40-20, 60-40

Flatness:

lambda/2~lambda/10

Clear aperture:

>90

Parallelism:

30 arc second

Coating:

customer's design