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Weems & Plath Nautical Merkur Compasses
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C. Plath Merkug Compass Specifications:
• Full spherical construction with internal gimbal system.
• Accuracy of indication: less than or equal to 1°.
• Lag error: less than or equal to 2°.
• Oscillation period: greater than or equal to 4.7 sec. The above values exceed the ISO norm (International Organization of Standards).
• Temperature range: -22°F to 158°F.
• Vibration resistance exceeds the requirements of the BSH (German Hydrographic Institute).
• Seawater resistant, light alloy housing. Super-strong glass dome, insensitive to ultraviolet radiation.
• Red dazzle-free illumination.
• Concave card with clear 5° graduation.
• Glass dome guaranteed for life against cracking, crazing, and yellowing under normal use.
• Oscillation-free double bottom compensates volumetric changes.
• Full internal gimbal system accommodates all angles of heel without compromising accuracy (all models except VZE.)
• Apparent card diameter: 4-3/4" (120mm).
• Weight: 4 lbs. 8 oz.
• Three year warranty on body.
• Lifetime warranty on glass dome.
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