Nikon Prostaff P3 8x42 specs and field of view
The 8x42 Prostaff P3 weighs 20.3 oz, well under the 24.2 oz median for 8x42 models.
- Field of view
- 377 ftat 1,000 yd
- Eye relief
- 20.2 mm
- Close focus
- 9.8 ft
- Weight
- 20.3 oz
- Exit pupil
- 5.3 mmcalculated
Why pick it
- 20.3 oz, lighter than the typical 24.2 oz
- 20.2 mm eye relief, enough for glasses
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Who the Prostaff P3 8x42 suits
The 20.2 mm eye relief is generous for eyeglass wearers. At 20.3 oz it carries easily on long walks, and the calculated 5.3 mm exit pupil keeps dusk views bright.
The 9.8 ft close focus is longer than the 6.6 ft median, so nearby subjects need more distance.
Prostaff P3 8x42 aside, the most popular models of all sizes are in our best binoculars comparison. Prostaff P3 8x42 is one of 75 models in the 8x42 binoculars comparison. Nikon lists it in the $100 to $200 price band, alongside the models in best binoculars under $200.
Prostaff P3 8x42 specifications
Prostaff P3 8x42 figures as Nikon prints them; rows marked * are calculated from the 8x42 size.
| Magnification | 8x |
|---|---|
| Objective lens | 42 mm |
| Prism type | Roof |
| Field of view | 377 ft at 1,000 yd (126 m at 1,000 m) |
| Angular field of view | 7.2° |
| Apparent field of view | 53.4° |
| Eye relief | 20.2 mm |
| Close focus | 9.8 ft (3 m) |
| Eye spacing range | 56 to 72 mm |
| Weight | 20.3 oz (575 g) |
| Length | 6 in (152 mm) |
| Width | 5.1 in (130 mm) |
| Fog-proofing gas | Nitrogen |
| Focus system | Center focus |
| Maker list price | $100 to $200 |
| Exit pupil | 5.3 mm * |
| Twilight factor | 18.3 * |
| Relative brightness | 27.6 * |
* Calculated from the size, not printed by the maker.
Prostaff P3 8x42 against other 8x42 binoculars
Prostaff P3 8x42 shows 377 ft at 1,000 yd, below the 393 ft median of the 75 8x42 models in the chart. At 20.3 oz it is at or under the 24.2 oz median weight for the size.
Prostaff P3 8x42 and its nearest rivals
Prostaff P3 8x42 next to the 8x42 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 P3 8x42 | 377 ft | 20.2 mm | 9.8 ft | 20.3 oz | 5.3 mm | $100 to $200 | Check price on Amazon |
| Opticron Adventurer II WP PC 8x42 | 357 ft | 20 mm | 16.4 ft | 22.6 oz | 5.3 mm | $100 to $200 | |
| Celestron Nature DX 8x42 | 388 ft | 17.5 mm | 6.5 ft | 22.2 oz | 5.3 mm | $100 to $200 | Check price on Amazon |
| Hawke Vantage 8x42 | 367 ft | 18 mm | 8.2 ft | 19.6 oz | 5.3 mm | $100 to $200 |
Other sizes of the Prostaff P3
Nikon makes the Prostaff P3 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 P3 8x42 | 8x42 | 377 ft | 20.2 mm | 9.8 ft | 20.3 oz | 5.3 mm | Check price on Amazon |
| Nikon Prostaff P3 8x30 | 8x30 | 456 ft | 15.4 mm | 8.2 ft | 16.8 oz | 3.8 mm | Check price on Amazon |
| Nikon Prostaff P3 10x30 | 10x30 | 346 ft | 15.4 mm | 8.2 ft | 16.4 oz | 3 mm | Check price on Amazon |
| Nikon Prostaff P3 10x42 | 10x42 | 367 ft | 15.7 mm | 9.8 ft | 20.6 oz | 4.2 mm | Check price on Amazon |
Lists that include the Prostaff P3 8x42
Nikon binoculars
Prostaff P3 8x42 questions
Prostaff P3 8x42: does it work with glasses?
Prostaff P3 8x42 has 20.2 mm of eye relief, which meets the 16 mm the RSPB advises for people who wear glasses.
Prostaff P3 8x42: what does 8x42 mean?
Prostaff P3 8x42 magnifies 8 times through 42 mm front lenses, which works out to an exit pupil of 5.3 mm, the width of the beam of light that reaches each eye.
Prostaff P3 8x42: how wide is the view?
Prostaff P3 8x42 shows a view 377 ft wide at 1,000 yd, below the 393 ft median of the 75 8x42 models in the chart.