Davis Instruments 26 Mark 15 Sextant with Sunshades

A sextant is used to determine the angle between an astronomical object and the horizon for the purposes of celestial navigation.

Mark 15 Sextant - this model has many great features including seven large sunshades, a 3 mm x 27 mm star scope, and easy-to-read micrometer drum vernier scale that reads to 2/10 of a minute. The Mark 15 has a 7" (18 cm) frame radius graduated from 120 degrees to -5 degrees and comes with a traditional half-silvered mirror.

*Available for sale in the United States and Canada only.