The current position:

Magnetic Compass

release time:2015-12-14 09:12
1 The Guideline applies to the approval and inspection on the marine level-A magnetic compass and binnacle.
2 The Guideline applies to the navigation liquid magnetic compasses of reflection type, projection type or emission type (repeating type) with direct reading system.
Download link:
N05 Magnetic Compass clean.pdf
Note: If you need to reprint, please indicate the source of the information.