Maven B.5 10x56 specs and field of view
The exit pupil of the Maven B.5 model in 10x56 works out to 5.6 mm and its relative brightness to 31.4.
- Field of view
- 341 ftat 1,000 yd
- Eye relief
- 19 mm
- Close focus
- 9.8 ft
- Weight
- 45 oz
- Exit pupil
- 5.6 mmcalculated
Why pick it
- Longest eye relief of the 4: 19 mm
- Waterproof
- ED glass
Who the B.5 10x56 suits
Suits dusk and dawn viewing of hunting scenes, the use the maker names. A 19 mm eye relief gives room behind the lens, and the field is 341 ft.
At 45 oz with close focus of 9.8 ft, it is heavy and not for near subjects.
B.5 10x56 can be set against the most popular models of every size in the best binoculars list. Maven lists it in the $1,000 to $2,000 price band, alongside the models in best binoculars over $1,000.
B.5 10x56 specifications
B.5 10x56 figures as Maven prints them; rows marked * are calculated from the 10x56 size.
| Magnification | 10x |
|---|---|
| Objective lens | 56 mm |
| Prism type | Roof |
| Field of view | 341 ft at 1,000 yd (114 m at 1,000 m) |
| Angular field of view | 6.5° |
| Apparent field of view | 65° |
| Eye relief | 19 mm |
| Close focus | 9.8 ft (3 m) |
| Eye spacing range | 56 to 75 mm |
| Weight | 45 oz (1,276 g) |
| Length | 8.2 in (208 mm) |
| Width | 6.1 in (155 mm) |
| Extra-low dispersion glass | Yes |
| Waterproofing | 1m for 30 min. (IPX7) |
| Fog-proofing gas | Nitrogen |
| Tripod adaptable | Yes |
| Maker list price | $1,000 to $2,000 |
| Exit pupil | 5.6 mm * |
| Twilight factor | 23.7 * |
| Relative brightness | 31.4 * |
* Calculated from the size, not printed by the maker.
B.5 10x56 against other 10x56 binoculars
B.5 10x56 shows 341 ft at 1,000 yd, below the 343 ft median of the 4 10x56 models in the chart. At 45 oz it is heavier than the 42.7 oz median for the size.
B.5 10x56 and its nearest rivals
B.5 10x56 next to the 10x56 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.5 10x56 | 341 ft | 19 mm | 9.8 ft | 45 oz | 5.6 mm | $1,000 to $2,000 | |
| GPO Passion 10x56 | 352 ft | 16 mm | 9.8 ft | 41.3 oz | 5.6 mm | $500 to $1,000 | |
| Celestron Nature DX 10x56 | 315 ft | 18.2 mm | 9.8 ft | 36.3 oz | 5.6 mm | $200 to $500 | |
| ZEISS Conquest HDX 10x56 | 345 ft | 18 mm | 11.5 ft | 44.1 oz | 5.6 mm | Check price on Amazon |
Binocular Chart earns a commission from qualifying Amazon purchases made through these buttons.
Other sizes of the B.5
Maven makes the B.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 |
|---|---|---|---|---|---|---|
| Maven B.5 10x56 | 10x56 | 341 ft | 19 mm | 9.8 ft | 45 oz | 5.6 mm |
| Maven B.5 12x56 | 12x56 | 289 ft | 17.4 mm | 9.8 ft | 45 oz | 4.7 mm |
| Maven B.5 15x56 | 15x56 | 236 ft | 17.8 mm | 9.8 ft | 45 oz | 3.7 mm |
| Maven B.5 18x56 | 18x56 | 194 ft | 18 mm | 9.8 ft | 45 oz | 3.1 mm |
Maven binoculars
B.5 10x56 questions
B.5 10x56: does it work with glasses?
B.5 10x56 has 19 mm of eye relief, which meets the 16 mm the RSPB advises for people who wear glasses.
B.5 10x56: what does 10x56 mean?
B.5 10x56 magnifies 10 times through 56 mm front lenses, which works out to an exit pupil of 5.6 mm, the width of the beam of light that reaches each eye.
B.5 10x56: can it go on a tripod?
B.5 10x56 is tripod adaptable according to Maven, so it accepts a binocular tripod adapter.