Collimators
Many collimators with parabolic centred or off-axis mirrorshave been produced for all the French optical manufacturers (ANGENIEUX, SOPELEM, SAT, TRT, SAGEM, THALES, …) and exported to ERICSSON (Sweden), FIAR (Italy), SAKR (Egypt).
The standard quality of the parabolic mirrors used in these collimators is λ/30 to λ /40 RMS at 0.5 μm. Standards collimators are: – Focal length 2000 mm – diameter 790 mm F/2.5 – Focal length 1500 mm – diameter 570 mm F/2.6 – Focal length 750 mm – diameter 330 mm F/2.3
