Bushnell Spectator Sport 10x40 specs and field of view
Spectator Sport 10x40 pairs a 390 ft field of view, a 7.4 degree angle, with a weight of 19.8 oz.
- Field of view
- 390 ftat 1,000 yd
- Eye relief
- 17 mm
- Weight
- 19.8 oz
- Exit pupil
- 4 mmcalculated
Why pick it
- Widest view of the 3: 390 ft
- Lightest of the 3: 19.8 oz
- 17 mm eye relief, enough for glasses
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Who the Spectator Sport 10x40 suits
With 17 mm of eye relief and a calculated 4 mm exit pupil, it suits daylight viewing, and the 19.8 oz weight stays light for a 10x40.
The calculated 4 mm exit pupil is smaller than the 5 mm of the 10x50 in its series, and no close focus figure is printed.
Spectator Sport 10x40 aside, the most popular models of all sizes are in our best binoculars comparison.
Spectator Sport 10x40 specifications
Spectator Sport 10x40 figures as Bushnell prints them; rows marked * are calculated from the 10x40 size.
| Magnification | 10x |
|---|---|
| Objective lens | 40 mm |
| Prism type | Roof |
| Field of view | 390 ft at 1,000 yd (130 m at 1,000 m) |
| Angular field of view | 7.4° |
| Apparent field of view | 74° * |
| Eye relief | 17 mm |
| Weight | 19.8 oz (561 g) |
| Waterproofing | IPX4 |
| Tripod adaptable | Yes |
| Exit pupil | 4 mm * |
| Twilight factor | 20 * |
| Relative brightness | 16 * |
* Calculated from the size, not printed by the maker.
Spectator Sport 10x40 against other 10x40 binoculars
Spectator Sport 10x40 shows 390 ft at 1,000 yd, at or above the 345 ft median of the 3 10x40 models in the chart. At 19.8 oz it is at or under the 22.6 oz median weight for the size.
Spectator Sport 10x40 and its nearest rivals
Spectator Sport 10x40 next to the 10x40 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 |
|---|---|---|---|---|---|---|---|
| Bushnell Spectator Sport 10x40 | 390 ft | 17 mm | 19.8 oz | 4 mm | Check price on Amazon | ||
| ZEISS Victory SFL 10x40 | 345 ft | 18 mm | 4.9 ft | 22.6 oz | 4 mm | ||
| Swarovski Habicht 10x40 | 324 ft | 13 mm | 13 ft | 27.9 oz | 4 mm | $1,000 to $2,000 |
Other sizes of the Spectator Sport
Bushnell makes the Spectator Sport 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 |
|---|---|---|---|---|---|---|---|
| Bushnell Spectator Sport 10x40 | 10x40 | 390 ft | 17 mm | 19.8 oz | 4 mm | Check price on Amazon | |
| Bushnell Spectator Sport 8x32 | 8x32 | 265 ft | 17 mm | 15.2 oz | 4 mm | Check price on Amazon | |
| Bushnell Spectator Sport 10x50 | 10x50 | 298 ft | 17 mm | 31 oz | 5 mm | Check price on Amazon | |
| Bushnell Spectator Sport 12x50 | 12x50 | 273 ft | 14 mm | 31.2 oz | 4.2 mm | Check price on Amazon |
Bushnell binoculars
Spectator Sport 10x40 questions
Spectator Sport 10x40: does it work with glasses?
Spectator Sport 10x40 has 17 mm of eye relief, which meets the 16 mm the RSPB advises for people who wear glasses.
Spectator Sport 10x40: what does 10x40 mean?
Spectator Sport 10x40 magnifies 10 times through 40 mm front lenses, which works out to an exit pupil of 4 mm, the width of the beam of light that reaches each eye.
Spectator Sport 10x40: can it go on a tripod?
Spectator Sport 10x40 is tripod adaptable according to Bushnell, so it accepts a binocular tripod adapter.