Astrolabe

Astrolabe. On the front is a sundial based on the universal astrolabe projection, associated with Rojas, and a lunar volvelle and aspectarium. The back is that of a typical astrolabe, with scales and a shadow square in the lower half, upper half blank.

Object Details

ID: AST0564
Collection: Astronomical and navigational instruments
Type: Astrolabe
Display location: Display - ROG
Creator: Unknown
Date made: circa 1630
Credit: National Maritime Museum, Greenwich, London, Caird Collection
Measurements: Overall: 26 x 200 x 153 mm; Diameter: 145 mm