PROSTAFF P3 8x42/10x42
Overview
Feature Icons
- 
Roof (Dach) Prism Type
- 
CF (Central Focusing)
- 
Full Multilayer Coating
- 
Wide Field of View*
- 
Long Eye Relief
- 
Rubber Coating
- 
Waterproof
- *10x42 models only
Application Icons
- 
Birdwatching, nature watching
- 
Outdoors, camping, hiking
- 
Spectator sports
- 
Marine sports, fishing
Key Features
- Wide apparent field of view (62.9° for 10x42)
- High-reflectivity silver-alloy mirror coating applied on the mirror surfaces of the prisms for a bright and clear view
- Multilayer-coated lenses for bright images
- Long eye relief design ensures a clear field of view, even for eyeglass wearers
- Lead- and arsenic-free glass is used for all lenses and prisms
- Turn-and-slide rubber eyecups with multi-click facilitate easy positioning of eyes at the correct eyepoint
- Waterproof (up to 1m/3.3 ft. for 10 minutes) and fog-free with O-ring seals and nitrogen gas
- Rubber armouring for shock resistance and a firm, comfortable grip
- Lightweight body uses fibreglass-reinforced polycarbonate resin
Specifications
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| PROSTAFF P3 8x42 | PROSTAFF P3 10x42 | |
|---|---|---|
| Magnification (x) | 8 | 10 | 
| Objective diameter (mm) | 42 | 42 | 
| Angular field of view (Real/degrees) | 7.2 | 7.0 | 
| Angular field of view (Apparent/degrees) | 53.4 | 62.9 | 
| Field of view at 1,000m/yd. (m/ft) | 126/377 | 122/367 | 
| Exit pupil (mm) | 5.3 | 4.2 | 
| Relative brightness | 28.1 | 17.6 | 
| Eye relief (mm) | 20.2 | 15.7 | 
| Close focusing distance (m/ft) | 3.0/9.8 | 3.0/9.8 | 
| Length (mm/in.) | 152/6.0 | 150/5.9 | 
| Width (mm/in.) | 130/5.1 | 130/5.1 | 
| Depth (mm/in.) | 54/2.1 | 54/2.1 | 
| Weight (g/oz.) | 575/20.3 | 585/20.6 | 
| Interpupillary distance adjustment (mm/in.) | 56-72/2.2-2.8 | 56-72/2.2-2.8 | 
| Type | Roof | Roof | 
- Note: Apparent field of view is calculated based on the ISO14132-1:2002 standard. For details, click here.