Nikon HG-L 10×42 DCF

Specifications:

Objective diameter: 42 mm
Magnification: 10 x
Exit pupil: 4.2 mm
Eye relief (acc. to spec): 18 mm
Usable eye relief (measured from rim of eyecup): 15.5 mm
IPD: 56 – 72 mm
RFOV: 6.0 degrees = 105 m
AFOV (measured, rounded): 57.5 degrees
Minimum focus distance (measured): 2.5 m
Focus type: CF (direction of rotation from close to infinity: > clockwise)
Degrees of rotation of focus wheel from 3m to infinity (measured): 245 degrees
Range of diopter adjustment (estimate): +/- 4 dpt*
Excess travel of focus wheel beyond infinity position (estimate): 6 dpt*
Prism system: Schmidt-Pechan
Waterproof: yes
Weight (measured, with eyepiece cover and strap): 863 g
Made in: Japan
*range of diopter adjustment not affected by position of focus wheel