Astra III professional (whole or traditional split horizon mirror)
Astra produces low-cost, highly accurate sextants for the professional mariner. Astra sextants offer light-weight construction and excellent handling qualities.
- Bronze arc delivers superb accuracy
- Aluminium frame gives lower weight with excellent balance and heft against the bronze arc
- Comfortable handle with electrical outlet for powering accessories
- Fully tested, high-quality mirrors
- Comprehensive range of extra equipment, including 6 x 30 telescope, zero magnification sight tube standard and professional bubble horizons
- Comes in elegant wooden box with certificate of accuracy, oil and adjustment instruments
Davis Mark 25 Sextant
The Mark 25 is the top of the line plastic sextant from Davis. It features a Beam Converger™ mirror, sometimes referred to as a "full horizon mirror", with a special coating applied to high-quality optical glass so the user can see through, yet still pick up images as faint as low-light stars.
- Lightweight – made of stable, upgraded plastic
- Illuminated by long-life LED
- Corrosion resistant
- Easy-to-read micrometer drum and vernier
- Made in the US