This is solid brass antique reproduction navigation Sextant with Hardwood Box and One Extra sighting Telescope. This is Antique Reproduction Solid brass Sextant, in working order can be used for basic observation or suitable for collectors and can be a gift for someone. It comes with highly finish hardwood case. A sextant is doubly reflecting navigation instrument that measures the angular distance between two visible objects.
The primary use of a sextant is to measure the angle between an astronomical object and the horizon for the purposes of navigation. The estimation of this angle, the altitude, is known as sighting or shooting the object, or taking a sight. The angle, and the time when it was measured, can be used to calculate a position line on a nautical or aeronautical chartfor example, sighting the Sun at noon or Polaris at night (in the Northern Hemisphere) to estimate latitude.
Sighting the height of a landmark can give a measure of distance off and, held horizontally; a sextant can measure angles between objects for a position on a chart. A sextant can also be used to measure the lunar distance between the moon and another celestial object (such as a star or planet) in order to determine Greenwich Mean Time and hence longitude. It can be a much appreciating gift Size: 13cm x 12cm x 6cm (Sextant) 15cm X 14cm X 8cm (Box).
The item "Antique Brass Navigation Sextant in Wooden Box & One extra Telescope- J. Scott" is in sale since Sunday, December 6, 2015. This item is in the category "Antiques\Marine/Maritime". The seller is "wilman09" and is located in London.This item can be shipped to North, South, or Latin America, all countries in Europe, Australia, Bahrain, Japan, New Zealand, China, Israel, Hong Kong, Indonesia, Malaysia, Singapore, South Korea, Taiwan, Thailand, Bangladesh, Brunei darussalam, Egypt, Jordan, Cambodia, Sri lanka, Macao, Maldives, Oman, Pakistan, Reunion, Saudi arabia, South africa, United arab emirates, Kuwait, Philippines, Qatar, Viet nam.