Miniature Astrolabe Key Ring Scientific Also available in miniature and

Also available in miniature and larger desk models

It may also be used for determining the time of day

is employed to predict the time of tidal changes

Hand crafted of wood with green paint finish accented with a brass plaque on the lid and featuring a compass with cotton shadow line

Miniature Oriental astrolabe

Miniature Astrolabe Key Ring Scientific Also available in miniature andMiniature of classic European astrolabe. Set for 41 lat. Scale significantly reduced (very complex instrument in this size could be used to learned its parts and basis of use. A real expert could play more). Astrolabes date from the time of Ptolemy and the name in Greek means "Star Searcher." It is a tool for astronomers, astrologers, and surveyors widely used until the 17th century. This beautifully crafted instrument of brass with brass key ring