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westmarine.com
1-800-
BOATING
2
1 Fold-down eyecups
2 Internal center focus adjustment
3 Diopter adjustment
4 Strap holder
HIDDEN FROM VIEW
5 Main body
6 Compass housing [400C only]
7 Compass light switch [400C only]
8 Battery compartment [400C only]
HIDDEN FROM VIEW
9 Objective lens
• Waterproof, dust-proof, all-weather binoculars are designed for boating and
other rugged outdoor activities
• Nitrogen gas inside the binocular eliminates fogging and mold on internal
lens surfaces even under extremely severe conditions, including rainstorms
and high humidity
• 400C’s internal rangefinder scale and illuminated compass help users
determine the distance or size of objects, as well as their direction
• High-index BaK-4 prisms produce a bright, sharp image with vivid contrast
for detailed viewing
• Rubber-coated body provides great shock resistance and a comfortable,
secure grip
• Internal center focus
• Compact and convenient
400C 18407643 (with compass)
400 18407650 (without compass)
Fig. 1
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