Bresser National Geographic 10x42

Weight: 855 g
Brand: BRESSER
Product color: Black
Description: Type: binoculars, magnification: 10 x, objective lens diameter: 42 mm, exit pupil diameter: 3.50 mm, construction: retractable eyecups
Type: Binoculars
Housing material: Aluminum
Lens diameter: 42 mm
Exit pupil diameter: 35 mm
Minimum focusing distance: 5 m
Field of view at a distance of 1000 m: 87 m
Increase: 10 x
Prism material: BK-7
Relative brightness: 17.64
The Twilight Factor: 20.5
Prism type: Roof
Focusing: Central