Online Inquiry
Contact: *
Company:
Subject:
Tel:
E-mail: *
msn
Fax:
 
Content: *
Code: *(marked *should be filled)
 

Ge Lens

Germanium is widely used in far infrared wavelength, it is transparent from 2 micron to 17 micron. Germanium also has higher refractive index about 4 at 10.6 micron. Germanium is very popular in FLIR and imaging applications.


Specifications

Material

Optical Ge

Dimension Tolerance

+0/-0.1mm

Thickness Tolerance

±0.2mm

Surface Quality

60/40 or better

Power(fringe@633nm)

3

Irregularity(fringe@633nm)

0.5

Centration

<3 arc minutes

Focal Length Tolerance

±2%

Clear Aperture

>90%

Chamfer

Protective <0.5mmx45deg

Coating

Request






CopyRight © Deln Optics. All Rights Reserved.   Email:[email protected]