Sextants

Marine sextants for celestial navigation, for ocean sailing, Yachtmaster Ocean and Merchant Navy study. We stock three, all metal sextants with a micrometer drum reading to one minute of arc.

The Freiberger Yacht Sextant is the compact one, with a 142mm arc and a weight of 0.86kg, made for yachts with little stowage space. The Celestaire Astra IIIB Deluxe is mid-sized, with a 153mm arc and a 3.5x40 telescope. The Freiberger Drum Sextant is the full-size instrument, with a 170mm arc and a 4x40 telescope, built for deep-sea navigation. All three are on special order, with lead times shown on each product page.