POG utilizes a variety of measuring and testing devices for confirming specifications of optical components.
Surface Figure Measurement
- different interferometer systems, e.g. Zygo VT 1200
Surface Roughness Measurement
- Atomic force microscopy (AFM) SIS Nano Station II
Measurement of Angular and Geometrical Tolerances
- Precision goniometer (+/-1 arcsec) by Carl Zeiss
- Multi-sensor coordinate measuring machine (CMM) Werth Video Check IP with sub-micron accuracy
Centration Measurement
- Centration test systems by Schneider-Kreuznach and Trioptics
Thickness Measurement
- Trioptics OptiSurf
Measurement of Image Quality
- Wavefront inspection system Optocraft SHS
- MTF measurement station OEG MTF-Variant
Surface defect inspection
- 100% testing
- According to DIN ISO 10110 and MIL Standards
Spectral Measurement
- Cary 5000i UV-Vis-NIR spectrophotometer for measuring transmission, reflection, absorption, scattered light and for recording coordination-dependent transmission curves
- Spectrometer for the wavelength range from 380nm to 780nm able to measure the reflectivity and color of flat, spherical, aspherical and very small surfaces
Durability Testing
- Wipe-resistance test unit
- Photo-goniometer measurement station
- Climate chamber (temperature -75...+180°C; humidity 10...98%)