Spotting Scope Eyepieces for Observation

	16-48x/20-60x Zoom		20x/25x LER		20x/25x		30x/38x Wide
	With RAIII 65/65 A WP	With RAIII 82/82 A WP	With RAIII 65/65 A WP	With RAIII 82/82 A WP	With RAIII 65/65 A WP	With RAIII 82/82 A WP	With RAIII 65/65 A WP	With RAIII 82/82 A WP
Magnification (x)	16-48	20-60	20	25	20	25	30	38
Angular field of view (Real/degree)	2.4 (at 16x)	1.9 (at 20x)	2.0	1.6	2.5	2.0	2.2	1.8
Angular field of view (Apparent/degree)	37.1 (at 16x)	37.1 (at 20x)	38.5		47.2		59.9
Field of view at 1,000m (m) (approx.)	42 (at 16x)	33 (at 20x)	35	28	44	35	38	31
Exit pupil (mm)	4.1 (at 16x)	4.1 (at 20x)	3.3				2.2
Relative brightness	16.8 (at 16x)	16.8 (at 20x)	10.9				4.8
Eye relief (mm)	15.2 (at 16x)	15.2 (at 20x)	31.8		18.0		19.3
Weight (g)	185		170		130		180

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.