A wide view of the water.
7x magnification brings distant detail closer, while 50 mm objectives gather light. The 7.5° field spans 131 m at 1,000 m, giving you room to scan the shoreline.
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7x50 binoculars for days on the water.
The Fujinon Mariner 7x50 WP-XL combines a wide view with a waterproof body and long eye relief for boating and coastal observation.
A wide view of the water.
7x magnification brings distant detail closer, while 50 mm objectives gather light. The 7.5° field spans 131 m at 1,000 m, giving you room to scan the shoreline.
Built for wet conditions.
The polycarbonate body is sealed and filled with nitrogen. Water resistance is rated to 1 m for 5 minutes, but the binoculars are not intended for underwater use.
Room for your glasses.
18 mm eye relief helps you see the field while wearing glasses. Fold the rubber eyecups down when viewing with glasses.
Good to know.
Focus each eye separately.
Individual focus lets you adjust each eyepiece to your eyesight. Readjust each side as the viewing distance changes. Minimum focus is 12.3 m and varies with eyesight.
This model has no compass.
The WP-XL is the non-compass Mariner and needs no batteries. The WPC-XL is the separate compass-equipped model.
Lens protection and strap included.
Supplied with objective lens caps, an eyepiece rainguard and a flotation neck strap.
Keep the Sun out of view.
Looking at the Sun through binoculars can cause blindness. Read the Fujinon Mariner instruction manual before use.
Specifications.
Optics
Magnification
7x
Objective diameter
50 mm
Field of view
7.5°
Field at 1,000 m
131 m
Apparent field of view
49.3° (ISO 14132-1:2002)
Exit pupil
7.1 mm
Eye relief
18 mm
Minimum focus
12.3 m, depending on eyesight
Focus system
Individual focus (IF)
Build
Body
Nitrogen-filled polycarbonate
Weight
885 g
Dimensions (H × W × D)
180 × 201 × 65 mm
Interpupillary distance
56–72 mm
Dioptric adjustment
±4 m⁻¹
Water resistance
1 m for 5 minutes; not for underwater use
Operating temperature
−20°C to +50°C
Compass / battery
No compass / no battery required
Source: Fujifilm WP-XL specifications. Checked September 2026. Width is measured with the binoculars expanded.
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