3M tape covered windows with black printing for screen

Place of Origin:

Jilin, China

Brand Name:

Worldhawk

Model Number:

WH-WD

Usage:

Optical

Structure:

Optically flat

Shape:

round rectangle

Diameter:

5--250mm

Dia.tolerance:

+/-0.1mm

Thickness:

0.5-50mm

Surface quality:

60/40

Clear Aperture:

>90%

Parallelism:

+/-3'

Bevel:

0.1~0.3mm x 45 degree