The Davis MK 15 Master Sextant has been proven at the Equator and the North Pole! Navigate without GPS!
The Davis MK 15 Master Sextant Features:
*Large easily adjusted mirrors using new instrument-quality glass and a special baked on salt-spray resistant backing. Both mirrors have protective housings. Horizon mirror is half-silvered. No adjustment wrenches required.
*Molded of high impact, weather resistant plastic.
*All Master Sextants feature the following professional specifications:
7" frame radius. Graduation 120 degrees to -5 degrees.
Index mirror rectangular, 1.98" x 1.49" (50x38mm)
Precision machined slow travel gear and worm mechanism
Highly visible, easy to read micrometer drum and vernier allowing readings to 2 / 10 minute of arc.
Fully ribbed, three-cirlce sextant body for platform strength and stability.
Large, contoured handle designed for sure, steady grip and angled back for added control.
7 Large sunshades allow complete, independant adjsutment of shading density for horizon and index mirrors.
3 x 27mm star telescope with anti-reflective coated glass lenses, plus separate hooded sight tube for glare-free sun shots.
Neck lanyard frees hands and protects sextant
Tough, fully padded, shock resistant carrying case with compartments for extra batteries and mirror kits.