How to make a sextant from random junkUploader: Zulushura 2 years ago Subscribe 5
Finer adjustments are made with the micrometer. These machines can print dots per inch for laser , with enough precision to print a sextant scale. Take care to center the Lego plates well. Sticking the scale is a critical operation. Star and planet sights are normally taken during nautical twilight at dawn or dusk , while both the heavenly bodies and the sea horizon are visible.