Nikon Action 10x50 specs and field of view
Maker figures list the Action 10x50 with a close focus of 23 ft, far longer than the 9.8 ft median for 10x50 binoculars.
- Field of view
- 335 ftat 1,000 yd
- Eye relief
- 17.3 mm
- Close focus
- 23 ft
- Weight
- 33 oz
- Exit pupil
- 5 mmcalculated
Why pick it
- 335 ft view, wider than the typical 315 ft
- 17.3 mm eye relief, enough for glasses
- Takes a tripod adapter
Who the Action 10x50 suits
Porro prisms and a 50 mm objective give a calculated 5 mm exit pupil, which suits dusk watching from a fixed spot. A 17.3 mm eye relief matches the size median.
It weighs 33 oz against a 29.3 oz median, and the 23 ft close focus rules out nearby subjects.
Action 10x50 aside, the most popular models of all sizes are in our best binoculars comparison. Action 10x50 is one of 40 models in the 10x50 binoculars comparison. Nikon lists it in the $100 to $200 price band, alongside the models in best binoculars under $200.
Action 10x50 specifications
Action 10x50 figures as Nikon prints them; rows marked * are calculated from the 10x50 size.
| Magnification | 10x |
|---|---|
| Objective lens | 50 mm |
| Prism type | Porro |
| Field of view | 335 ft at 1,000 yd (112 m at 1,000 m) |
| Angular field of view | 6.4° |
| Apparent field of view | 58.4° |
| Eye relief | 17.3 mm |
| Close focus | 23 ft (7 m) |
| Eye spacing range | 56 to 72 mm |
| Weight | 33 oz (935 g) |
| Length | 7.3 in (185 mm) |
| Width | 7.9 in (200 mm) |
| Tripod adaptable | Yes |
| Focus system | Center focus |
| Maker list price | $100 to $200 |
| Exit pupil | 5 mm * |
| Twilight factor | 22.4 * |
| Relative brightness | 25 * |
* Calculated from the size, not printed by the maker.
Action 10x50 against other 10x50 binoculars
Action 10x50 shows 335 ft at 1,000 yd, at or above the 315 ft median of the 40 10x50 models in the chart. At 33 oz it is heavier than the 29.3 oz median for the size.
Action 10x50 and its nearest rivals
Action 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 Action 10x50 | 335 ft | 17.3 mm | 23 ft | 33 oz | 5 mm | $100 to $200 | |
| Celestron Ultima 10x50 | 315 ft | 18 mm | 22.9 ft | 26.1 oz | 5 mm | $100 to $200 | |
| Celestron Outland X 10x50 | 294 ft | 17.4 mm | 8.2 ft | 27 oz | 5 mm | $100 to $200 | Check price on Amazon |
| Opticron Adventurer II WP PC 10x50 | 288 ft | 17 mm | 9.8 ft | 26.8 oz | 5 mm | $100 to $200 |
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Other sizes of the Action
Nikon makes the Action in 7 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 |
|---|---|---|---|---|---|---|
| Nikon Action 10x50 | 10x50 | 335 ft | 17.3 mm | 23 ft | 33 oz | 5 mm |
| Nikon Action 8x42 | 8x42 | 420 ft | 17.3 mm | 16.4 ft | 27.9 oz | 5.3 mm |
| Nikon Action 10x42 | 10x42 | 356 ft | 16.1 mm | 16.4 ft | 27.9 oz | 4.2 mm |
| Nikon Action 7x50 | 7x50 | 335 ft | 19.6 mm | 26.2 ft | 33 oz | 7.1 mm |
| Nikon Action Zoom 10-22x50 | 10-22x50 | 204 ft | 16.3 mm | 26.2 ft | 33.5 oz | 5 mm |
| Nikon Action 12x50 | 12x50 | 293 ft | 16.1 mm | 26.2 ft | 33.3 oz | 4.2 mm |
| Nikon Action 16x50 | 16x50 | 220 ft | 13 mm | 26.2 ft | 33.2 oz | 3.1 mm |
Nikon binoculars
Action 10x50 questions
Action 10x50: does it work with glasses?
Action 10x50 has 17.3 mm of eye relief, which meets the 16 mm the RSPB advises for people who wear glasses.
Action 10x50: what does 10x50 mean?
Action 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.
Action 10x50: how wide is the view?
Action 10x50 shows a view 335 ft wide at 1,000 yd, at or above the 315 ft median of the 40 10x50 models in the chart.
Action 10x50: can it go on a tripod?
Action 10x50 is tripod adaptable according to Nikon, so it accepts a binocular tripod adapter.