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Galileo Galilei's "Letter to Benedetto Castelli" (1613) was his first statement on the authority of scripture and the Catholic Church in matters of scientific enquiry. [ 1 ] : 66 In a series of bold and innovative arguments, he undermined the claims for Biblical authority which the opponents of Copernicus used.
Benedetto Castelli O.S.B. (1578 – 9 April 1643), born Antonio Castelli, was an Italian mathematician. Benedetto was his name in religion on entering the Benedictine Order in 1595. Life
A planetarium projector, also known as a star projector, is a device used to project images of celestial objects onto the dome in a planetarium. Modern planetarium projectors were first designed and built by the Carl Zeiss Jena company in Germany between 1923 and 1925, and have since grown more complex.
Closeup of a lens bearing sphere of the Zeiss Mark IV planetarium projector on display at the Nehru Planetarium in Mumbai, India. A Zeiss projector is one of a line of planetarium projectors manufactured by the Carl Zeiss Company. Main models include Copernican (1924), Model I (1925), Model II (1926), Model III (1957), Model IV (1957), Model V ...
Bangkok Planetarium, Bangkok; National Science Museum, Rangsit; Rajabhat Planetarium, Phra Nakhon Si Ayutthaya; Rangsit Science Centre for Education, Pathumthani Province; Ban Moh Astronomy Center, Saraburi Province
The first large-format slide projectors were built in the middle of the 20th century as background projectors for theaters and opera houses. From the early 50', the german Brand Reiche&Vogel was offering in a catalog a 2000w slide projector using 4.75"x 4.75" (12x12cm) slide or a scroller for film strip of the same size.
Justus Sustermans – Portrait of Galileo Galilei, 1636 Galileo replied to Castelli with a long letter laying out his position on the relation between science and Scripture. By 1615, with the controversy over the Earth's motion becoming more widespread and increasingly dangerous, Galileo revised this letter and greatly expanded it; this became ...
35 mm movie projector in operation Bill Hammack explains how a film projector works. A movie projector (or film projector) is an opto-mechanical device for displaying motion picture film by projecting it onto a screen. Most of the optical and mechanical elements, except for the illumination and sound devices, are present in movie cameras.