The Mark 15 Sextant is equipped with impressive features such as seven large sunshades and a precise micrometer drum vernier scale. It has a 7" frame radius and a traditional half-silvered mirror. This model is designed for ease of use and accuracy. An instruction booklet is included for guidance.

Features:

• Seven large sunshades
• 3 mm x 27 mm star scope
• Micrometer drum vernier scale reading to 2/10 of a minute
• 7" frame radius graduated from 120? to -5?
• Traditional half-silvered mirror