Edited: 2009-11-18 16:24:21 | Category: Optics

ll lenses and prisms are multilayer-coated for the brightest images Phase-correction-coated roof prisms for high resolution

MONARCH 8.5x56DCF/10x56DCF/12x56DCF

MONARCH 8.5x56DCF MONARCH 10x56DCF MONARCH 12x56DCF

•  All lenses and prisms are multilayer-coated for the brightest images •  Phase-correction-coated roof prisms for high resolution •  High-reflection mirror-coating prism for bright image •  High-eyepoint design provides a clear field of view, even for eyeglass wearers •  Eco-glass optics that are free of lead and arsenic are used for all lenses and prisms •  Waterproof (up to 1m/3.3 ft. for 5 minutes) and fog-free with nitrogen gas •  Turn-and-slide rubber eyecups facilitate easy positioning of eyes at the correct eyepoint •  Rubber armouring for shock resistance and a firm, comfortable grip •  Lightweight body uses fibreglass-reinforced polycarbonate resin •  Soft-to-the-touch neck strap •  Can be fixed to a tripod using optional tripod adaptor Application Icons

Specifications

		MONARCH 8.5x56DCF		MONARCH 10x56DCF		MONARCH 12x56DCF
Magnification (x)		8.5		10		12
Objective diameter (mm)		56
Angular field of view (Real/degree)		6.2		6.0		5.5
Angular field of view (Apparent/degree)		49.4		55.3		59.9
Field of view at 1,000m (m)		108		105		96
Exit pupil (mm)		6.6		5.6		4.7
Relative brightness		43.6		31.4		22.1
Eye relief (mm)		19.2		17.4		16.3
Close focusing distance (m)		10.0
Weight (g)		1,140		1,155		1,180
Length (mm)		197
Width (mm)		144
Interpupillary distance adjustment (mm)		60-72

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.