GFC Series Marine Magnetic Compass Azimuth Circle, Marine Navigation Specialist Azimuth Circles GFC-190 are used for magnetic compass CPT-190 or CPL-190.
Marine Magnetic Compass Azimuth Circle :
1. Compact structure.
2. Wide application.
3. Easy operation.
4. Good performance.
GFC Series Marine Magnetic Compass Azimuth Circle is used for all specification of marine class A magnetic compass. And can be fitted to the standard magnetic compass and used for observing objects and azimuth of the celestial body by eye and determining the ship’s position to conduce to safe sailing.
MAIN TECHNICAL DATA
a) Temperature range -30°C~+60°C.
b) Deviation between the sight mark line on the prism box and the graduation zero line ≤0.06mm.
c) Deviation between the central line of the sight seam and the sight mark line ≤0.5mm.
d) Deviation between the sight seam and the sight line <12′ (the left and right) <1° (in front and behind).
e) Material high quality non-magnetic material.
f) Azimuth circle can rotate easily on the compass and shouldn’t produce a sidewise motion leading a reading error of more than 2°.
SPECIFICATION
| Type | Inside diameter | Outside diameter | Net weight |
| GFC-165 | Φ226mm | Φ239mm | 1.5kg |
| GFC-190 | Φ247mm | Φ260mm | 1.7kg |
| GFC-165A | Φ247mm | Φ260mm | 1.7kg |
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