Sportstar EX

	Sportstar EX 8x25DCF	Sportstar EX 10x25DCF
Magnification (x)	8	10
Objective diameter (mm)	25
Angular field of view (Real/degree)	8.2	6.5
Angular field of view (Apparent/degree)	59.7	59.2
Field of view at 1,000m (m)	143	114
Exit pupil (mm)	3.1	2.5
Relative brightness	9.6	6.3
Eye relief (mm)	10.0
Close focusing distance (m)	2.5	3.5
Weight (g)	300
Length (mm)	103
Width (mm)	114 (67)^*
Interpupillary distance adjustment (mm)	56−72

Note: Nikon has adopted a calculation method based on ISO 14132-1:2002, and therefore, values for the apparent field of view have changed from those previously stated. For details, click here.