- Lens diameter 20-3000 µm
- Wavefront corrected to <1/10 wavelength (PV)
- high fill factor and almost any Geometry:
     for high light thoughput
     for high signal / noise ratio

- Different focal lengths possible on one substrate
- precise lens position and focal position
- robust planar surfaces (stackable, cementable, easy to clean)
- simple anti-reflective coating (extern service)
- optional: aperture stops and / or positions markings
- optional: customized housings
- substrate size up to currently 4 "x4"
- mechanical separation with an accuracy of <10 µm against the lens position
- temperature resistant up to 150 ° C, temporarily up to> 400 ° C
- Numerical apertures up to 0.2 with diffraction-limited performance