Specifications for Zeiss Terra ED 10 x 42 Binocular:
Magnification: 10 x
Objective Lens Diameter: 42 mm
Prism Material: Schmidt-Pechan
Color: Black
Condition: New
Exit pupil: 4.2 mm
Eye Relief: 15 mm
Field of View: 60 degrees, 110 m at 1000 m
Twilight Factor: 20.5
Interpupillary Distance: Range 58 - 75.5 mm
Close Focus: 1.6 m
Diopter Adjustment Range: Range +3 - -3 dpt
Operating Temperature: Range -15 - 60 Celsius