25/40x100 Long-Range Observation Binocular, with 100mm semi-apochromat triplet objectives (each objective is 4" in diameter!),
25/40x100 Long-Range Observation Binocular, with 100mm semi-apochromat triplet objectives (each objective is 4" in diameter!), and fully broadband multi-coated optics.
Rotating ocular turrets allow wide-angle viewing at 25x, and high-power viewing at 40x. Apparent field of view is a very wide 67°. True giants, these are two feet in length and weigh over 26 lbs! For decades, this Carl Zeiss-designed binocular was available only to the East German and Chinese militaries.
Technical specifications:
Objective size : 100mm (triplet semi-apo) Magnification : 25x and 40x (5-element Erfle) Prism : BAK4 Optic coating : Fully Broadband Multi-coated Field of view : 25x- 44m at 1000m (2.52°) 40x- 26m at 1000m (1.5°)Apparent FOV- ~67° Exit pupil diameter : 25x- 4mm, 40x- 2.5mm Exit pupil distance (eye relief) : 25x- 14mm, 40x- 8.2mm IPD (inter-pupil distance) range : 58-80mm Weight : 26.5 lbs, tripod 16 lbs.
25-40x100 big binoculars
