The Astrolabe is the most sophisticated and beautiful of the Astronomical Instruments. It is used to measure time, azimuths and star declinations...
In short: an elegant analogue computer.

The Astrolabe presented here is an updated replica of the one created by the famous astrolabe maker "Diya'al l Din Muhammad" in the year 1647 (1057 [AH]) and made in the city of Lahore. This piece belongs to the collection of the Adler Planetarium & Astronomy Museum in Chicago. (H 36).

Measurements:

Maximum Height (with base): 166mm / Diameter: 122mm / Thickness: 7mm