Alhazen


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Synonyms for Alhazen

an Egyptian polymath (born in Iraq) whose research in geometry and optics was influential into the 17th century

References in periodicals archive ?
El legado de Alhazen, que a su vez hacia lo propio y desarrollaba el saber grecoromano, es retomado por Roger Bacon, en el siglo XIII, cuyos estudios de optica incluidos en su magna obra, actualizo significativas vertientes del tema, que tuvieron una notable difusion en la peninsula italiana, sobre todo sus ideas sobre la luz como la primigenia de las entidades sensibles.
In his work, Alhazen describes his experiments using a Camera Obscura, or darkened chamber with a small peep hole, and the aid of mirrors to prove that light traveled in straight lines (foreshadowing the work of Kepler and Descartes some 600 years later).
In addition to his unique studies of optics, Ibn Haytham's legacy was also evident in astronomy: There is the Alhazen Crater on the Moon as well as the Alhazen Asteroid (previously identified as 59239).
Belting attributes this watershed misreading to a transformation that occurred when Alhazen was translated--changes in vocabulary suggested to readers of Latin that the theory of vision must also entail a study of pictures.
Alhazen (Ibn Al-Haytham), the Arab polymath who invented the camera obscura during the 10th century.
Author Brian Clegg moves us through the first halting experiments with light by the Islamic philosopher, Alhazen, through the work of Roger Bacon (also know as Doctor Mirabilis).
Alhazen is given historical credit for creating the first camera, called the camera obscura, or pinhole camera.
and was invented by Abu Ali Ibn Al-Haithan (965-1040 AD), better known to us in the west as Alhazen.
Persian physicist from the 11th century Alhazen argued that light has finite speed that varies in different transparent media.
tambem conhecido como Alhazen, em seguida pelo celebre fisico e fisiologista ingles Isaac Newton (1642-1727), culminando nas abordagens experimentais dos fisicos e fisiologistas alemaes Hermann von Helmholtz (1866/1962), Ewald Hering (1874/1964) e David Katz (1935), permanece ainda hoje sem explicacao.
In the eleventh century, an Arab scientist, Alhazen -- his Latinized name -- devised numerous experiments to test his theories in optics, but, more importantly, theorized cogently about the scientific method in his writings.
Asimismo, son diversos los mecanismos ideados por Leon Battista Alberti para perfeccionar la representacion en perspectiva que demuestran el conocimiento de las teorias opticas de Euclides y las reflexiones de pensadores arabes como Alhazen y Alkindi, quienes habian difundido la optica clasica en Occidente.
En epocas posteriores, su uso para la observacion de ese mismo fenomeno, con el fin de protegerse de posibles lesiones, es mencionado por sabios como el arabe Alhazen o Roger Bacon.
At its widest extent, optical theory was regarded as a universal science which could explain causality and being, and it was towards this all-embracing view that Grosseteste and the authors of the various perspectivae, John Pecham, Roger Bacon, and Witelo, each strongly influenced by Alhazen, tended.
Bala devotes considerable attention to the work of the tenth-century scientist Alhazen, who revolutionized optical theory with his description of rays that follow mathematically precise paths from every point of an object into the eye.