Specifications:
Focal length 130.4mm
Angular field of view 13 degrees
Rear focal length 62.8mm
Light transmission coefficient 0.9
Resolution power:
in the center not less than 80 l / mm
at the edge not less than 45l / mm
Luminous diameter of the first surface 65mm
Luminous diameter of the last surface 53mm
The largest diameter of the frame 82.5mm
Landing size for smooth nozzles 82.5mm