Place of Origin:

Jilin, China

Brand Name:

Juncheng

Model Number:

JC-0188

Material:

Optical Glass

Surface Quality:

40/20

Dimension Tolerance:

0.1mm, +0.0/-0.1mm

Angle Tolerance:

3 Arcmin

Flatness:

1/4 Lambda

Dimension:

1.0mm-200.0 mm

Surface quality:

40-20

Focus Length:

1mm-100000mm

Focal Length Tolerance:

±1%

Thickness Tolerance:

±0.1mm

Surface Accuracy:

1/4

Centration:

<3'

Clear Aperture:

>90%

Bevelling:

<0.2x45°