Nikon Aculon A211 8-18x42 -

New sleek design
Aspherical eyepiece lens eliminates image distortion even at the lens periphery (except zoom models)
Multilayer-coated lenses for brighter images
Turn-and-slide rubber eyecups facilitate easy positioning of eyes at the correct eyepoint (except zoom models)
Rubber armour for shock-resistance and a firm, comfortable grip
Smooth zooming with finger-tip zoom control (zoom models only)
Can be fixed to a tripod using optional tripod adaptor
(Tripod adaptor TRA-2 is a supplied accessory for the ACULON A211 16×50 and 10-22×50)

Specifications

	ACULON A211 16×50	ACULON A211 8-18×42 (set at 8x)	ACULON A211 10-22×50 (set at 10x)
Magnification (x)	16	8-18	10-22
Objective diameter (mm)	50	42	50
Angular field of view (Real/degree)	4.2	4.6	3.8
Angular field of view (Apparent/degree)	60.8	35.6	36.7
Field of view at 1,000m (m)	73	80	66
Exit pupil (mm)	3.1	5.3	5.0
Relative brightness	9.6	28.1	25.0
Eye relief (mm)	12.6	9.8	8.6
Close focusing distance (m)	9.0	13.0	15.0
Length (mm)	179	163	197
Width (mm)	197	185	197
Depth (mm)	68	61	68
Weight (g)	925	825	960
Interpupillary distance adjustment (mm)	56-72	56-72	56-72
Type	Porro	Porro	Porro