SPORTER EX 8x42/10x42/10x50/12x50

	SPORTER EX 8x42	SPORTER EX 10x42	SPORTER EX 10x50	SPORTER EX 12x50
Magnification (x)	8	10		12
Objective Diameter (mm)	42		50
Angular field of view (Real/degrees)	7.0	5.6		4.7
Angular field of view (Apparent/degrees)	52.1			52.4
Field of view at 1,000m (m)	122	98		82
Exit pupil (mm)	5.3	4.2	5.0	4.2
Relative brightness	28.1	17.6	25.0	17.6
Eye relief (mm)	19.7	15.4	19.6	15.5
Close Focus Distance (m)	5.0
Interpupillary distance adjustment (mm)	56-72
Weight (g)	670	635	825	800
Length (mm)	154	150	187	183
Width (mm)	131		139
Type	Roof

Note: Nikon's calculation method for values of apparent field of view is based on the ISO 14132-1:2002 standard. For details, click here.