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Binocular Specifications Comparison

Specification	8x Magnification	10x Magnification	12x Magnification
Objective diameter	21 mm	25mm	25mm
Angular field of view	7 degrees	5.5degrees	4.8degrees
Field of view (at 1000 yards)	366 ft	288ft	252
Field of view (at 1000 m)	122 m	96m	84m
Light intensity	6.8	6.25	4.3
Twilight factor	12.9	15.8	17.3
Exit pupil diameter	2.6 mm	2.5mm	2.1mm
Eye relief	11 mm	10.5mm	11mm
Focus system	Center	Center	Center
Prism type	roof	roof	roof
Prism glass material	BK7	BK7	BK7
Weight	230g	240g	250g
Size	9x6x3cm	11x8x4 cm	13x10x5 cm

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