Steiner Observer 20×80
20x80, Binoculars, Porro ISpecifications:
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,…
Opticron Oregon 20×80
20x80, Binoculars, Porro ISpecifications:
Objective diameter: 80 mm
Magnification: 20 x
Exit pupil: 4 mm
Eye relief (acc. to spec): 17 mm
Usable eye relief (measured from rim of eyecup): 16.5 mm
IPD: 56 - 77 mm
RFOV: 3.3 degrees = 57 m
AFOV (measured,…
Omegon Argus 20×80
20x80, Binoculars, Porro ISpecifications:
Objective diameter: 80 mm
Magnification: 20 x
Exit pupil: 4 mm
Eye relief (effective, measured from folded-down eyecups): 13.5mm
IPD: 56 - 70 mm
RFOV: 3.3 degrees = 58 m
AFOV (measured, rounded): 65 degrees
Focus…
Celestron Skymaster 20×80 PRO
20x80, Binoculars, Porro ISpecifications:
Objective diameter: 80 mm
Magnification: 20 x
Exit pupil: 4 mm
Eye relief (acc. to spec): 15.5 mm
Usable eye relief (measured from rim of eyecup): 12 mm
IPD: 56 - 72 mm
RFOV: 3.2 degrees = 56 m
AFOV (measured,…
Celestron Skymaster 20×80
20x80, Binoculars, Porro ISpecifications:
Objective diameter: 80 mm
Magnification: 20 x
Exit pupil: 4 mm
Eye relief (acc. to spec): 18 mm
Usable eye relief (measured from rim of eyecup): 15 mm
IPD: 56 - 72 mm
RFOV: 3.7 degrees = 65 m
AFOV (measured,…
APM MS 20×80 ED
20x80, Binoculars, Porro ISpecifications:
Objective diameter: 80 mm
True aperture: 80 mm (measured)
Magnification: 20x
Exit pupil: 4mm
Eye relief acc. to spec: 16mm
Usable eye relief (measured from rim of eyecup): 13.5mm
IPD: 56 - 74 mm
RFOV: 3.3…