7x50IF SP WP/10x70IF SP WP
Overview
Feature Icons
-
Porro Prism Type
-
IF (Individual Focusing)
-
Multilayer Coating
-
Long Eye Relief
-
Waterproof
Application Icons
-
Stargazing
-
Marine sports, fishing
-
Maritime operations
Key Features
- Superior optical design for aberration-free observation, built especially for astronomical use
- Multilayer-coated lenses for a bright image
- Waterproof up to 5m/16.4 ft. (2m/6.6 ft. for 10x70IF SP WP) for 5 minutes and fog-free with O-ring seals and nitrogen gas
- High-eyepoint design
- Can be fixed to a tripod using optional tripod adaptor
- Polarising filter and horn-shaped rubber eyecup are available (options)
Specifications
| 7x50IF SP WP | 10x70IF SP WP | |
|---|---|---|
| Magnification (x) | 7 | 10 |
| Objective diameter (mm) | 50 | 70 |
| Angular field of view (Real/degree) | 7.3 | 5.1 |
| Angular field of view (Apparent/degree) | 48.1 | 48.0 |
| Field of view at 1,000m (m) | 128 | 89 |
| Exit pupil (mm) | 7.1 | 7.0 |
| Relative brightness | 50.4 | 49.0 |
| Eye relief (mm) | 16.2 | 16.3 |
| Close focusing distance (m) | 12.4 | 25.0 |
| Length (mm) | 217 | 304 |
| Width (mm) | 210 | 234 |
| Depth (mm) | 80 | 91 |
| Weight (g) | 1,485 | 2,100 |
| Interpupillary distance adjustment (mm) | 56-72 | 56-72 |
| Type | Porro | Porro |
- 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.