Nikon WX 7x50 IF specs and field of view
The WX 7x50 IF posts a 563 ft field at 1,000 yd, the widest of 24 models in its size, and a calculated exit pupil of 7.1 mm.
- Field of view
- 563 ftat 1,000 yd
- Eye relief
- 17.7 mm
- Close focus
- 40.4 ft
- Weight
- 85.4 oz
- Exit pupil
- 7.1 mmcalculated
Why pick it
- Widest view of the 24: 563 ft
- 17.7 mm eye relief, enough for glasses
- ED glass
Binocular Chart earns a commission from qualifying Amazon purchases made through these buttons.
Who the WX 7x50 IF suits
The 7.1 mm calculated exit pupil and 17.7 mm eye relief suit dark skies, and Nikon names astronomy and marine uses. Submersion to 5 m for 10 minutes is rated, and the body takes a tripod.
It weighs 85.4 oz against a 36.8 oz median, and it lists over $2,000 from the maker.
WX 7x50 IF or another model: the best binoculars by maker figures shows how the popular ones differ. WX 7x50 IF is one of 24 models in the 7x50 binoculars comparison. Nikon lists it in the over $2,000 price band, alongside the models in best binoculars over $1,000.
WX 7x50 IF specifications
WX 7x50 IF figures as Nikon prints them; rows marked * are calculated from the 7x50 size.
| Magnification | 7x |
|---|---|
| Objective lens | 50 mm |
| Prism type | Roof |
| Field of view | 563 ft at 1,000 yd (188 m at 1,000 m) |
| Angular field of view | 10.7° |
| Apparent field of view | 66.6° |
| Eye relief | 17.7 mm |
| Close focus | 40.4 ft (12.3 m) |
| Eye spacing range | 58 to 78 mm |
| Weight | 85.4 oz (2,420 g) |
| Length | 10.7 in (272 mm) |
| Width | 6.7 in (171 mm) |
| Extra-low dispersion glass | Yes |
| Fog-proofing gas | Nitrogen |
| Tripod adaptable | Yes |
| Focus system | Individual eyepiece focus |
| Maker list price | over $2,000 |
| Exit pupil | 7.1 mm * |
| Twilight factor | 18.7 * |
| Relative brightness | 51 * |
* Calculated from the size, not printed by the maker.
WX 7x50 IF against other 7x50 binoculars
WX 7x50 IF shows 563 ft at 1,000 yd, at or above the 367 ft median of the 24 7x50 models in the chart. At 85.4 oz it is heavier than the 36.8 oz median for the size.
WX 7x50 IF and its nearest rivals
WX 7x50 IF next to the 7x50 models closest to it in maker list price, with the best figure in each column in bold.
| Model | Field of view | Eye relief | Close focus | Weight | Exit pupil | Maker list price | Amazon |
|---|---|---|---|---|---|---|---|
| Nikon WX 7x50 IF | 563 ft | 17.7 mm | 40.4 ft | 85.4 oz | 7.1 mm | over $2,000 | Check price on Amazon |
| Steiner Commander 7x50c | 420 ft | 66 ft | 42 oz | 7.1 mm | over $2,000 | Check price on Amazon | |
| Steiner Commander 7x50 | 420 ft | 66 ft | 38 oz | 7.1 mm | $1,000 to $2,000 | Check price on Amazon | |
| Steiner M750rc | 392 ft | 22 mm | 66 ft | 39.7 oz | 7.1 mm | $1,000 to $2,000 |
Other sizes of the WX
Nikon makes the WX in 2 sizes; a larger front lens adds brightness and weight, and more magnification narrows the view.
| Model | Size | Field of view | Eye relief | Close focus | Weight | Exit pupil | Amazon |
|---|---|---|---|---|---|---|---|
| Nikon WX 7x50 IF | 7x50 | 563 ft | 17.7 mm | 40.4 ft | 85.4 oz | 7.1 mm | Check price on Amazon |
| Nikon WX 10x50 IF | 10x50 | 472 ft | 15.3 mm | 65.6 ft | 88.4 oz | 5 mm | Check price on Amazon |
Nikon binoculars
WX 7x50 IF questions
WX 7x50 IF: does it work with glasses?
WX 7x50 IF has 17.7 mm of eye relief, which meets the 16 mm the RSPB advises for people who wear glasses.
WX 7x50 IF: what does 7x50 mean?
WX 7x50 IF magnifies 7 times through 50 mm front lenses, which works out to an exit pupil of 7.1 mm, the width of the beam of light that reaches each eye.
WX 7x50 IF: how wide is the view?
WX 7x50 IF shows a view 563 ft wide at 1,000 yd, at or above the 367 ft median of the 24 7x50 models in the chart.
WX 7x50 IF: can it go on a tripod?
WX 7x50 IF is tripod adaptable according to Nikon, so it accepts a binocular tripod adapter.