The film features images with a lot of unusual angles, night shooting and expressionistic effects ( using optical prisms ).
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Its colors match the rainbow dispersion of white light by an optical prism : red, orange, yellow, green, and blue.
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Optical prisms added to the design are another way to turn the image right way up, usually in a Porro prism or roof-prisms design.
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Founded in 1992 in East Berlin, the company s first product was a system with only one moving part and a fixed optical prism, keeping the system simple yet accurate.
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It displays bi-directional jumping hours and minutes vertically using optical prisms like those first seen in HM5 . features a rounded biomorphic case, flying tourbillon under a retractable cover, and automatic winding.
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The New FD lenses'aperture rings were placed closer to the rear of the lens so that the aperture value is visible in the new F-1's viewfinder, via an optical prism.
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There are plenty of materials ( optical prism ? ) where both phase velocity and group velocity are non-constant or vary with frequency . talk ) 16 : 33, 2 July 2009 ( UTC)
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A "'roof prism "'( also called a Dach prism or Dachkanten prism, from the German : " Dachkante ", lit . " roof edge " ) is a reflective optical prism containing a section where two faces meet at a 90?angle.
परिभाषा
optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image पर्याय: prism,