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2. Get a Home Theater Experience for Less with the Best Budget ...

   www.aol.com/upgrade-movie-night-cheap-best...

   While 4K (3840 by 2160p) projectors are becoming more affordable, they still tend to cost more than $500. Screen Size Companies generally list the maximum size a projector displays an image.

3. Virtual Print Fee - Wikipedia

   en.wikipedia.org/wiki/Virtual_Print_Fee

   The economics were challenging. Film projectors and platters cost in the neighborhood of US$30,000, while early digital projectors cost up to US$150,000. Further, film projectors had a lifetime of 30 years with relatively small annual expenditures in maintenance and replacement parts.

4. Digital cinema - Wikipedia

   en.wikipedia.org/wiki/Digital_cinema

   A theater can purchase a film projector for as little as $10,000 [69] (though projectors intended for commercial cinemas cost two to three times that; to which must be added the cost of a long-play system, which also costs around $10,000, making a total of around $30,000–$40,000) from which they could expect an average life of 30–40 years.

5. Projector - Wikipedia

   en.wikipedia.org/wiki/Projector

   Most projectors create an image by shining a light through a small transparent lens, but some newer types of projectors can project the image directly, by using lasers. A virtual retinal display , or retinal projector, is a projector that projects an image directly on the retina instead of using an external projection screen.

6. Rear-projection television - Wikipedia

   en.wikipedia.org/wiki/Rear-projection_television

   Early RPTVs were essentially CRT projectors with a mirror to project onto a built-in screen. They were heavy, weighing up to 500 pounds. [25] The first RPTVs to not use CRTs were launched in 2002, using DLP, LCD and LcOS technologies, requiring a UHP lamp. UHP lamps used in projectors and RPTVs require periodic replacement, as they dim with use.

7. LCD projector - Wikipedia

   en.wikipedia.org/wiki/LCD_projector

   This provided a stop-gap solution in the era when the computer was not yet a universal display medium, creating a market for LCD projectors before their current main use became popular. This technology was employed in some sizes of rear-projection television consoles when there was a cost advantages in mid-size sets (40- to 50-inch diagonal ...