Maven B.7 10x25 specs and field of view
The Maven B.7 model in 10x25 has an eye spacing range of 38 to 73 mm, which is wide, and the body weighs 12.4 oz.
- Field of view
- 314 ftat 1,000 yd
- Eye relief
- 15 mm
- Close focus
- 9.8 ft
- Weight
- 12.4 oz
- Exit pupil
- 2.5 mmcalculated
Why pick it
- 314 ft view, wider than the typical 297 ft
- Waterproof
- ED glass
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Who the B.7 10x25 suits
Suits travel and pocket carry, the uses the maker names along with hunting and birding. At 15 mm, the eye relief is short, and the field is 314 ft.
At a calculated 2.5 mm, the exit pupil is small, so dusk views are dim.
B.7 10x25 can be set against the most popular models of every size in the best binoculars list. B.7 10x25 is one of 26 models in the 10x25 binoculars comparison. Maven lists it in the $500 to $1,000 price band, alongside the models in best binoculars under $1,000.
B.7 10x25 specifications
B.7 10x25 figures as Maven prints them; rows marked * are calculated from the 10x25 size.
| Magnification | 10x |
|---|---|
| Objective lens | 25 mm |
| Prism type | Roof |
| Field of view | 314 ft at 1,000 yd (105 m at 1,000 m) |
| Angular field of view | 6° |
| Apparent field of view | 60° |
| Eye relief | 15 mm |
| Close focus | 9.8 ft (3 m) |
| Eye spacing range | 38 to 73 mm |
| Weight | 12.4 oz (352 g) |
| Length | 4.8 in (121 mm) |
| Width | 4.6 in (116 mm) |
| Extra-low dispersion glass | Yes |
| Waterproofing | 1m for 30 min. (IPX7) |
| Fog-proofing gas | Nitrogen |
| Tripod adaptable | No |
| Maker list price | $500 to $1,000 |
| Exit pupil | 2.5 mm * |
| Twilight factor | 15.8 * |
| Relative brightness | 6.3 * |
* Calculated from the size, not printed by the maker.
B.7 10x25 against other 10x25 binoculars
B.7 10x25 shows 314 ft at 1,000 yd, at or above the 297 ft median of the 26 10x25 models in the chart. At 12.4 oz it is heavier than the 11.1 oz median for the size.
B.7 10x25 and its nearest rivals
B.7 10x25 next to the 10x25 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 |
|---|---|---|---|---|---|---|---|
| Maven B.7 10x25 | 314 ft | 15 mm | 9.8 ft | 12.4 oz | 2.5 mm | $500 to $1,000 | Check price on Amazon |
| Nikon Stabilized 10x25 S | 283 ft | 14 mm | 9.8 ft | 14.3 oz | 2.5 mm | $500 to $1,000 | Check price on Amazon |
| Hawke Frontier ED X 10x25 | 347 ft | 16 mm | 6.6 ft | 10.9 oz | 2.5 mm | $200 to $500 | |
| Opticron Imagic HD X-Wide 10x25 | 378 ft | 17 mm | 7.9 ft | 13.5 oz | 2.5 mm | $200 to $500 |
Other sizes of the B.7
Maven makes the B.7 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 |
|---|---|---|---|---|---|---|---|
| Maven B.7 10x25 | 10x25 | 314 ft | 15 mm | 9.8 ft | 12.4 oz | 2.5 mm | Check price on Amazon |
| Maven B.7 8x25 | 8x25 | 356 ft | 15 mm | 9.8 ft | 12.4 oz | 3.1 mm | Check price on Amazon |
Maven binoculars
B.7 10x25 questions
B.7 10x25: does it work with glasses?
B.7 10x25 has 15 mm of eye relief, under the 16 mm the RSPB advises for people who wear glasses, so the edge of the view may be cut off with glasses on.
B.7 10x25: what does 10x25 mean?
B.7 10x25 magnifies 10 times through 25 mm front lenses, which works out to an exit pupil of 2.5 mm, the width of the beam of light that reaches each eye.
B.7 10x25: how wide is the view?
B.7 10x25 shows a view 314 ft wide at 1,000 yd, at or above the 297 ft median of the 26 10x25 models in the chart.
B.7 10x25: can it go on a tripod?
Maven does not list the B.7 10x25 as tripod adaptable.