The Vivitar 8x40 OM-840 Sportsman Binocular, based on a BK roof prism design, offers an 8x magnification power. Designed as a rugged product, the binocular can withstand frequent use. Featuring 40mm objective lenses, the binocular offers 7.2º angular field-of-view.
Eyecups of the Sportsman Binocular can be twisted up so that eyeglass/sunglass wearers can comfortably look through the binocular without taking off their glasses. An eye relief range of 56-70mm ensures that you can look through the binoculars for a long time without stressing your eyes. Multicoated lenses help reproduce a sharp image by eliminating glares. The binocular has a minimum focusing distance of 32.8' (10m).
|Objective Lens Diameter||40 mm|
|Angle of View||8x: 7.2°|
|Field-of-View||8x: 377' @ 1000 yd / 125.16 m @ 1000 m|
|Minimum Focus Distance||32.81' / 10 m|
|Exit Pupil Diameter||8x: 5 mm|
|Eye Relief||63 mm|
|Interpupillary Adjustment||Not Specified By Manufacturer|
|Dioptric Correction||Not Specified By Manufacturer|
|Tripod Mount||Not Specified By Manufacturer|
|Dimensions||7.28 x 5.51 x 2.56" / 185 x 140 x 65 mm|
|Weight||Not Specified By Manufacturer|