Shopping Search

OB15x70 Giant 70mm objectives gather a serious amount of light - twice as much as 50mm objectives. Includes our latest low-reflection broadband multi-coatings, for highest-possible light transmission.. Light loss due to reflection and scattering is minimized, providing the highest level of efficiency possible.The view is very close to Fujinon FMT-SX series quality, for a fraction of the price. New ''slow-focus'' provides precise focus control that won't drift. Both offer long eye relief (especially the 11x model), so they work well with eyeglasses (the rubber eyecups fold down). All Oberwerk binoculars have rugged rubber-armored metal bodies, all-glass lenses, right ocular diopter adjustment, brass 1/4-20 tripod adapter threading, case and caps. Features: -Ideal for astronomy. -Also excellent for nautical applications and surveillance. -Objective size: 70mm. -Magnification: Choice of 15x. -Prism: BAK4. -Optic coating: Broadband Multi-coated. -Field of view: 15x- 4.3 . -Exit pupil diameter: 15x- 4.6 mm. -Exit pupil distance (eye relief): 15x- 16mm. -Minimum focus distance: 20m. -Size: 11'' L x 8'' W .