Fujinon Mariner 7x50 WP-XL specs and field of view
Its calculated exit pupil of 7.1 mm and relative brightness of 51 mark the Mariner 7x50 WP-XL as a night and dusk glass. Its 366 ft field places 14th of 24 models of its size.
- Field of view
- 366 ftat 1,000 yd
- Eye relief
- 18 mm
- Close focus
- 32.2 ft
- Weight
- 31.2 oz
- Exit pupil
- 7.1 mmcalculated
Why pick it
- 31.2 oz, lighter than the typical 36.8 oz
- 18 mm eye relief, enough for glasses
- Waterproof
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Who the Mariner 7x50 WP-XL suits
Dusk and low light on the water suit an exit pupil of 7.1 mm. An 18 mm eye relief leaves room for glasses, and individual focus fits a fixed setting at sea.
The 366 ft field sits just below the 367 ft median for the size, and the 32.2 ft close focus rules out nearby subjects. It weighs 31.2 oz.
Mariner 7x50 WP-XL aside, the most popular models of all sizes are in our best binoculars comparison. Mariner 7x50 WP-XL is one of 24 models in the 7x50 binoculars comparison.
Mariner 7x50 WP-XL specifications
Mariner 7x50 WP-XL figures as Fujinon prints them; rows marked * are calculated from the 7x50 size.
| Magnification | 7x |
|---|---|
| Objective lens | 50 mm |
| Field of view | 366 ft at 1,000 yd (122 m at 1,000 m) |
| Angular field of view | 7° |
| Apparent field of view | 46.4° |
| Eye relief | 18 mm |
| Close focus | 32.2 ft (9.8 m) |
| Eye spacing range | 56 to 72 mm |
| Weight | 31.2 oz (885 g) |
| Width | 7.9 in (201 mm) |
| Waterproofing | 1m-5min |
| Focus system | Individual eyepiece focus |
| Exit pupil | 7.1 mm * |
| Twilight factor | 18.7 * |
| Relative brightness | 51 * |
* Calculated from the size, not printed by the maker.
Mariner 7x50 WP-XL against other 7x50 binoculars
Mariner 7x50 WP-XL shows 366 ft at 1,000 yd, below the 367 ft median of the 24 7x50 models in the chart. At 31.2 oz it is at or under the 36.8 oz median weight for the size.
Mariner 7x50 WP-XL and its nearest rivals
Mariner 7x50 WP-XL next to the 7x50 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 |
|---|---|---|---|---|---|---|---|
| Fujinon Mariner 7x50 WP-XL | 366 ft | 18 mm | 32.2 ft | 31.2 oz | 7.1 mm | Check price on Amazon | |
| Bushnell Marine 7x50 | 267 ft | 18 mm | 35 ft | 37 oz | 7.1 mm | Check price on Amazon | |
| Bushnell Marine 7x50 with rangefinding reticle and compass | 267 ft | 18 mm | 35 ft | 37 oz | 7.1 mm | Check price on Amazon | |
| Nikon Action EX 7x50 CF | 336 ft | 17.1 mm | 23 ft | 35.3 oz | 7.1 mm |
Other sizes of the Mariner
Fujinon makes the Mariner 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 |
|---|---|---|---|---|---|---|---|
| Fujinon Mariner 7x50 WP-XL | 7x50 | 366 ft | 18 mm | 32.2 ft | 31.2 oz | 7.1 mm | Check price on Amazon |
| Fujinon Mariner 7x50 WPC-XL (with compass) | 7x50 | 366 ft | 18 mm | 40.4 ft | 32.1 oz | 7.1 mm | Check price on Amazon |
Lists that include the Mariner 7x50 WP-XL
Fujinon binoculars
Mariner 7x50 WP-XL questions
Mariner 7x50 WP-XL: does it work with glasses?
Mariner 7x50 WP-XL has 18 mm of eye relief, which meets the 16 mm the RSPB advises for people who wear glasses.
Mariner 7x50 WP-XL: what does 7x50 mean?
Mariner 7x50 WP-XL magnifies 7 times through 50 mm front lenses, which works out to an exit pupil of 7.1 mm, the width of the beam of light that reaches each eye.
Mariner 7x50 WP-XL: how wide is the view?
Mariner 7x50 WP-XL shows a view 366 ft wide at 1,000 yd, below the 367 ft median of the 24 7x50 models in the chart.