Planispheric Astrolabe

The Persian astrolabe is an ancient astronomical instrument that originated as an astronomical and navigational tool in Persia (now Iran). It is a disc-shaped instrument, usually made of brass, inscribed with intricate astronomical patterns and Scales. Persian astrolabes were widely used in ancient times for astronomical observations, measuring the positions of stars, predicting astronomical events, and navigating and sailing. The Persian astrolabe consists of many circular scales, dials, indicators and astronomical patterns. Its primary function is to measure the position and motion of the sun, moon, planets, and stars, and to provide predictions and interpretations of celestial motion. Using the Persian astrolabe, people can determine the position of the stars, calculate the sunrise and sunset times, observe the positions of constellations and planets, etc.