Specifications - Nikon Monarch 8x42DCF Instruction Manual

Specifications

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Es
Type: Roof prism central focusing type
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Model
Pt
Magnification (x)
Effective diameter of objective lens (mm)
Angular field of view (real) (°)
Angular field of view (apparent) (°)*
Field of view at 1,000m/yds. (m/ft.)
Exit pupil (mm)
Brightness
Eye relief (mm)
Close focusing distance, approx. (m/ft.)**
Interpupillary distance adjustment (mm)
Length (mm/in.)
Width (mm/in.)
Weight (g/oz.)
* The number calculated by the formula [tan ω ' = Γ x tan ω ]: Apparent field of view: 2 ω ' , Magnification: Γ ,
Real field of view: 2 ω
** Without diopter adjustment
6
8x42DCF 10x42DCF 12x42DCF
8 10 12
42 42 42
6.3 5.5 5.0
47.5 51.3 55.3
110/330 96/288 87/262
5.3 4.2 3.5
28.1 17.6 12.3
19.6 18.5 15.4
2.5/8.2 2.5/8.2 2.5/8.2
56-72 56-72 56-72
146/5.7 146/5.7 146/5.7
129/5.1 129/5.1 129/5.1
610/21.5 620/21.9 620/21.9
*Waterproof models:
All models shown are waterproof, and will suffer no damage to the optical system if submerged or dropped
in water to a maximum depth of 1 meter for up to 10 minutes .
These products offer the following advantages:
• Can be used in conditions of high humidity, dust and rain without risk of damage.
• Nitrogen-filled design makes them resistant to condensation and mold.
Observe the following when using these products:
• As the unit does not have a perfectly sealed structure, it should not be operated nor held in running water.
• Any moisture should be wiped off before adjusting movable parts (focusing knob, eyepiece, etc.) of these
products to prevent damage and for safety reasons.
To keep your binoculars in excellent condition, Nikon Vision recommends regular servicing by an authorized
dealer.
• Specifications and design are subject to change without notice.
• No reproduction in any form of this "Instruction Manual," in whole or in part (except for brief quotation in
critical articles or reviews), may be made without written authorization from NIKON VISION CO., LTD.
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