Alhazen
The first to recognise that light traveled in a straight line were the Greeks, Euclid and Hero. The Arab, Alhazen was aware about the year 1000. Francis Bacon (1561-1626) was aware as was Isaac Newton in 1666. These theories became accepted in Great Britain as well as parts of Europe
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Although Newton based his statement of the law of inertia (first law of motion) on a description by Galileo the 1st recorded description was by the Chinese philosopher Mo Tzu, in the 3rd century BC and in the 11th century by the Arabian scientists Alhazen and Avicenna. It was the Italian Galileo.
Alhazen
Yes
He come from Iraq.
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Alhazen
He invented the camera obscura
In Alhazen's "Perspectiva," he integrated classical works on optics, particularly those of Euclid and Ptolemy. Alhazen built upon their theories and experiments to develop his own understanding of vision and light. His work was instrumental in advancing the field of optics beyond what the classical works had established.
Alhazen, the Latinized name of Abū 'Alī al-Hasan ibn al-Hasan ibn al-Haytham, was born Basra, in what was then part of the Abbasid Caliphate is now in the Republic of Iraq, in 965.
he proposed that eye is a receiver of light, refraction, calculated the thickness of air around us.
He was believed to be born in 965 and died in 1040. He lived in Basra, Arab (current day Iraq) and Cairo, Egypt.
Alhazen (Ibn Al-Haytham), a great authority on optics in the Middle Ages who lived around 1000AD, invented the first pinhole camera,
Kitab al manazir is the name of a book written by Ibn al-Haytham (also known as Alhazen) who wrote his book while in captivity in Cairo, Egypt. He was an Iraqi. The book is also known as "Thesaurus optica."