- magnification (twice) :4 object lens Effective diameter (mm) : 10 real-field-of-view (degree) : 10.0 appearance field-of-view (degree) : 38.6 (40.0) Field of view (m) in 1000 m : Diameter of 175 pupils (mm) : 2.5 brightness : [ 6.3 ] Eire Leaf (mm) :13.7 -- the shortest focal length (m) : 1.2 Mass (weight) (g) : 65 height (mm) : 52 Width (mm) *1 : 93 Interpupillary-distance adjustable range (mm) : Apparent field of view which a 57~72 *1 strap through part removes: It is a new notation numerical value based on ISO14132-1:2002. () Inside is a notation numerical value conventionally. Shortest focal length: In the case of the emmetropic eye which has not adjusted
Also in the binoculars put on the market in 19 mm in thickness / mass of 65 g (weight), and NIKON, since the thinnest and magnification 4 times the lightest-weight binoculars of this also have little influence of camera shake and their real field of view is large, by indoor playgoing, the whole stage can be enjoyed comfortably. ●The NIKON binoculars in history, the thinnest (19 mm in thickness) and a light weight (mass of 65g) ●The flat body without unevenness is convenient to carry. ●the structure which excluded the "visibility adjustment mechanism" -- easy operation of only interpupillary-distance adjustment and focus adjustment
