Steiner Observer 20×80
Specifications: Objective diameter: 80 mm Magnification: 20 x Exit pupil: 4 mm Eye relief (acc. to spec): 13 mm Usable eye relief (measured from rim of eyecup): 3.5 mm (!) IPD: 56 – 72 mm RFOV: 3.3 degrees = 58 m AFOV (measured, rounded): 53.5 degrees Focus type: IF Minimum focus distance (estimate): 47 m […]
