Many inventions were made in the medieval Islamic world, especially during the “Islamic Golden Age” (8th to 13th centuries), as well as the late medieval period. Here are a few that have had long lasting influence on our daily lives even today.
He called his invention “Qamara” and the name has been used ever since. It was based on previous descriptions of the phenomenon by Aristotle and Chinese texts. Today we refer to this as a “Camera Obscura” and while it does not actually record images as do modern cameras, the basic principals of optics and light discovered and recorded by Ibn Al-Haytham are what allow all cameras to operate.
More inventions and innovations
Lustre glazes were applied to pottery in Mesopotamia in the 9th century; the technique soon became popular in Persia and Syria. Earlier uses of luster are known.
Frequency analysis in cryptology
the first known recorded explanation of cryptanalysis was given by Al-Kindi (also known as “Alkindus” in Europe), in A Manuscript on Deciphering Cryptographic Messages. This treatise includes the first description of the method of frequency analysis.