Alhazen in a sentence

Alhazen's writings were more widely available in the Middle Ages than those of these earlier authors, and that probably explains why Alhazen received the credit.

Sajjadi, Sadegh, "Alhazen", Great Islamic Encyclopedia, Volume 1, Article No. 1917; Legacy Alhazen made significant contributions to optics, number theory, geometry, astronomy and natural philosophy.

While acknowledging Alhazen's importance in developing experimental techniques, Toomer argued that Alhazen should not be considered in isolation from other Islamic and ancient thinkers.

Alberti was also trained in the science of optics through the school of Padua and under the influence of Biagio Pelacani da Parma who studied Alhazen's ''Optics'.

Alhazen (965–1040): made significant improvements in optics, physical science, and the scientific method.

Alhazen argued against Ptolemy's refraction theory, and defined the problem in terms of perceived, rather than real, enlargement.

Alhazen believed there was a "true configuration" of the planets that Ptolemy had failed to grasp.

Alhazen corrected a significant error of Ptolemy regarding binocular vision, but otherwise his account is very similar; Ptolemy also attempted to explain what is now called Hering's law.

Alhazen described his theology: I constantly sought knowledge and truth, and it became my belief that for gaining access to the effulgence and closeness to God, there is no better way than that of searching for truth and knowledge.

Alhazen's determination to root astronomy in the realm of physical objects was important however, because it meant astronomical hypotheses "were accountable to the laws of physics ", and could be criticised and improved upon in those terms.

Alhazen's intromission theory followed al-Kindi (and broke with Aristotle) in asserting that "from each point of every colored body, illuminated by any light, issue light and color along every straight line that can be drawn from that point".

Alhazen's most original contribution was that after describing how he thought the eye was anatomically constructed, he went on to consider how this anatomy would behave functionally as an optical system.

Alhazen's problem can also be extended to multiple refractions from a spherical ball.

Alhazen's work on optics is credited with contributing a new emphasis on experiment.

Alhazen wrote as many as 200 books, although only 55 have survived.

Although Alhazen is often credited with the perceived distance explanation, he was not the first author to offer it.

D'Aguillon adopted Alhazen's theory that only light rays orthogonal to the cornea and lens surface are clearly registered.

European culture witnessed the arrival of several important scientific works in translation from centuries-old Arabic sources, including Alhazen 's work on optics and Al-Razi 's medical works.

His superiors wanted him to synthesize the work of Euclid, Alhazen, Vitello, Roger Bacon and others.

Hockney quotes Alhazen as the first clear description of the camera obscura in Hockney, p. 240. "Truth is sought for its own sake.