Description

8.5×50 model is comfortable to use, provides a relatively wide field of view and large exit pupil distance of 21.5 mm. 6-millimeter exit pupil makes these binoculars an excellent instrument for observation in twilight conditions.

Common features of the whole Forest II series are: excellent high quality coated BaK4 roof prisms and multi-coated lenses which provide with a natural and sharp image. All binoculars of this series have a truly unique design, highly appreciated by both professionals and amateurs.

Technical data
Magnification [x]: 8.5
Objective lens diameter [mm]: 50
Optical coating: FMC
Objective lens material: glass
Twilight factor: 20.6
Relative brightness: 34.8
Exit pupil diameter [mm]: 5.9
Eye relief [mm]: 22
Interpupillary distance adjustment [mm]: 59 – 73
Angular field of view [? degrees]: 5.6
Linear field of view at 100 m [m]: 98
Shortest focusing distance [m]: 3
Dioptre adjustment [D]: -/+5
Prism system: Roof
Prism material: BaK4
Waterproof: Yes
Nitrogen filling: Yes
Tripod mounting: Adapter ?”
Length x width x height [mm]: 165x133x60
Weight [g]: 832
Accessories: – caps for apart lenses with body handles
– caps for combined eyepiece with strap handles
– case
– binocular’s strap
– case strap