FujiFilm Binoculars Stabiscope Series, S 1640

Magnification; 16 Object Lens Diameter; 40 mm Stabilization freedom; 5 Deg. Eye Relief: 12 mm Diopter adjustment; 5m -1 Apparent Field of View; 3.4 Deg. Apparent Field at 1,000m; 59.4 m Exit Pupil Diameter; 2.5 mm Relative Brightness; 6.25 Interpupillary Distance; 59 - 71 mm Power supply 4 x AA type alkaline batteries / 1 x 2CR5 Lithium battery Dimensions; (Length x Width x Height) 200 mm x 200 mm x 90 mm Weight; 1.8 kg (excluding battery)