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Like anamorphic systems, the wider format could be achieved with a single projector.
"Royce" and "Artar" are single-wall projections in which pure shapes are created with white light from a single projector.
The technology – digital light processing (DLP) – works by using microscopic digital mirrors capable of generating two images on a screen at the same time from a single projector source.
A single projector lens may provide a range of magnification of 5 1, and by the use of interchangeable pole pieces in the projector a wider range of magnifications may be obtained.
Viewers had suddenly grown tired of the cumbersome glasses and occasional technical glitches that the two-projector system entailed, and turned en masse to 20th Century Fox's new CinemaScope format, which produced a wide image with a single projector.
But because 35-millimeter film has a higher resolution than the digital video used for today's 3-D, and the use of two projectors allows more light to strike the screen than the single projector of digital 3-D, the illusion produced by the double-system technique has a sharpness and presence all its own.
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Generically known as "double system" — because it requires the use of two 35-millimeter projectors, running side by side in perfect synchronization — '50s 3-D at its best produced an illusion of depth of such brightness and clarity that it puts many modern single-projector systems to shame.
But new technology, notably that developed by the California corporation RealD, makes it possible for a single digital projector to handle both left- and right-eye images, and requires little more than the push of a button to operate.
A single digital projector and the server used to store the huge digital movie files can easily cost $250,000, too high for perpetually financially strapped movie theater chains like AMC Entertainment, Loews Cineplex Entertainment and Carmike Cinemas, two of which are emerging from bankruptcy protection.
Starting a drive-in from nothing might cost you $500,000 for a single-screen projector, land rearranging (to give cars something of the pitch you get at an indoor theater) and buildings for concessions and bathrooms.
On the other hand we see the "second India," which is still playing catch-up — people who live in a world long forgotten, with printed newspapers, rickety transport and houses and single-screen projector cinemas, but whose literacy rates and GDP per capita is improving to the extent that soon hundreds of millions of tech-savvy consumers will be entering the market.
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