Nikon Prostaff 5 10x50 specs and field of view
Eye relief reaches 19.6 mm on this Prostaff 5, above the 17.4 mm median for 10x50 models. The 28.7 oz weight is a little under the 29.3 oz median.
- Field of view
- 293 ftat 1,000 yd
- Eye relief
- 19.6 mm
- Close focus
- 16.4 ft
- Weight
- 28.7 oz
- Exit pupil
- 5 mmcalculated
Why pick it
- 28.7 oz, lighter than the typical 29.3 oz
- 19.6 mm eye relief, enough for glasses
- Waterproof
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Who the Prostaff 5 10x50 suits
Eyeglass wearers and dusk viewing suit it, with a calculated 5 mm exit pupil. The maker list price band is $200 to $500.
The 293 ft field of view is 36th of 40 models, under the 315 ft median, and close focus is 16.4 ft.
Prostaff 5 10x50 aside, the most popular models of all sizes are in our best binoculars comparison. Prostaff 5 10x50 is one of 40 models in the 10x50 binoculars comparison. Nikon lists it in the $200 to $500 price band, alongside the models in best binoculars under $500.
Prostaff 5 10x50 specifications
Prostaff 5 10x50 figures as Nikon prints them; rows marked * are calculated from the 10x50 size.
| Magnification | 10x |
|---|---|
| Objective lens | 50 mm |
| Prism type | Roof |
| Field of view | 293 ft at 1,000 yd (98 m at 1,000 m) |
| Angular field of view | 5.6° |
| Apparent field of view | 52.1° |
| Eye relief | 19.6 mm |
| Close focus | 16.4 ft (5 m) |
| Eye spacing range | 56 to 72 mm |
| Weight | 28.7 oz (815 g) |
| Length | 7.4 in (187 mm) |
| Width | 5.5 in (140 mm) |
| Waterproofing | Up to 1 m / 3.3 ft for 10 minutes |
| Fog-proofing gas | Nitrogen |
| Focus system | Center focus |
| Maker list price | $200 to $500 |
| Exit pupil | 5 mm * |
| Twilight factor | 22.4 * |
| Relative brightness | 25 * |
* Calculated from the size, not printed by the maker.
Prostaff 5 10x50 against other 10x50 binoculars
Prostaff 5 10x50 shows 293 ft at 1,000 yd, below the 315 ft median of the 40 10x50 models in the chart. At 28.7 oz it is at or under the 29.3 oz median weight for the size.
Prostaff 5 10x50 and its nearest rivals
Prostaff 5 10x50 next to the 10x50 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 Prostaff 5 10x50 | 293 ft | 19.6 mm | 16.4 ft | 28.7 oz | 5 mm | $200 to $500 | Check price on Amazon |
| Hawke Vantage 10x50 | 294 ft | 18 mm | 8.2 ft | 25.5 oz | 5 mm | $200 to $500 | |
| Opticron Oregon 4 PC Oasis 10x50 | 240 ft | 22 mm | 8.2 ft | 29.8 oz | 5 mm | $200 to $500 | |
| Vortex Crossfire HD 10x50 | 320 ft | 17 mm | 6 ft | 30.4 oz | 5 mm | $200 to $500 |
Other sizes of the Prostaff 5
Nikon makes the Prostaff 5 in 4 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 Prostaff 5 10x50 | 10x50 | 293 ft | 19.6 mm | 16.4 ft | 28.7 oz | 5 mm | Check price on Amazon |
| Nikon Prostaff 5 8x42 | 8x42 | 330 ft | 17.5 mm | 16.4 ft | 22.2 oz | 5.3 mm | |
| Nikon Prostaff 5 10x42 | 10x42 | 294 ft | 15.2 mm | 16.4 ft | 22.2 oz | 4.2 mm | |
| Nikon Prostaff 5 12x50 | 12x50 | 246 ft | 15.5 mm | 16.4 ft | 27.9 oz | 4.2 mm | Check price on Amazon |
Nikon binoculars
Prostaff 5 10x50 questions
Prostaff 5 10x50: does it work with glasses?
Prostaff 5 10x50 has 19.6 mm of eye relief, which meets the 16 mm the RSPB advises for people who wear glasses.
Prostaff 5 10x50: what does 10x50 mean?
Prostaff 5 10x50 magnifies 10 times through 50 mm front lenses, which works out to an exit pupil of 5 mm, the width of the beam of light that reaches each eye.
Prostaff 5 10x50: how wide is the view?
Prostaff 5 10x50 shows a view 293 ft wide at 1,000 yd, below the 315 ft median of the 40 10x50 models in the chart.