Leica 10x42 BRF manual Technical Data

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Technical Data

Grey Heron / Ardea cinerea
Binocular	LEICA DUOVID	LEICA DUOVID
	10 +15 x 50	8 +12 x 42
Order No. product
Rubber armored, black	40 420	40 400
Rubber armored, green	40 421	40 405
Delivery scope	Neoprene carrying strap,	Neoprene carrying strap,
	contoured, eyepiece cover,	contoured,
	Nappa leather case,	eyepiece cover,
	Tripod Adapter	Nappa leather case
Magnification	10 x/15 x	8 x/12 x
Front lens diameter	50 mm	42 mm
Exit pupil	5.0 mm/3.3 mm	5.1 mm/3.5 mm
Twilight factor	22.4/27.4	18.33/22.5
Field of view at 1,000 m	92 m 70 m	118 m 90 m
Field of view at 1,000 yds	274 ft 208 ft	351 ft 268 ft
Eye-relief	14.5 mm	14.5 mm
Objective angle of view	5.3°/4.0°	6.7°/5.1°
Close focusing distance	approx. 3.7 m /12.9 ft	approx. 3.5 m /11.1 ft
Diopter compensation	± 3 diopters	± 3 diopters
Automatic diopter
compensation ADC™	yes	yes
Eyepieces for eyeglass
wearers	yes	yes
Adjustable interpupillary
distance	59–74 mm	55 mm
Sliding Eyecups	yes, removable,	yes, removable,
	with two click stops	with two click stops
Focusing	Internal focusing via central	Internal focusing via central
	focusing device	focusing device
No. of lens elements
(each side)	11, all with HDC™ coating	11, all with HDC™ coating
Prism system	Roof prism with phase	Roof prism with phase
	correcting coating P40	correcting coating P40
	and HighLux-System HLS™	and HighLux-System HLS™
Watertightness	Watertight to a depth	Watertight to a depth
	of 5 m/16.5 ft	of 5 m/16.5 ft
Housing	Die-cast aluminum,	Die-cast aluminum,
	nitrogen-filled	nitrogen-filled
Dimensions (W x H x D)	approx. 125 x192 x 78 mm	approx. 123 x156 x 68 mm
	4 1⁄2 x 7 3⁄4 x 3 1⁄32 in	4 3⁄4 x 6 3⁄16 x 2 5⁄8 in
Weight	approx. 1,270 g /44 oz	approx. 1,045 g / 37 oz
Order No. Accessories
Neoprene carrying strap,
contoured	included	included
Floating carrying strap,
orange	-	42163
Tripod Adapter	included	42 220