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2. Dolby 3D - Wikipedia

   en.wikipedia.org/wiki/Dolby_3D

   Dolby 3D uses a Dolby Digital Cinema projector that can show both 2D and 3D films. For 3D presentations, additional filters are used in the projector, one filter each for the left eye and right eye. Each filter allows different frequencies of red, green, and blue light to pass through each of them.

3. 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.

4. Comparison of 3D printers - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_3D_printers

   Makerbot Replicator+ Desktop 3D Printer: FFF: 295 mm × 195 mm × 165 mm 11.6 in × 7.7 in × 6.5 in 100 μm Makerbot Replicator 2X Experimental 3D Printer: FFF: Makerbot Replicator Desktop 3D Printer: FFF: 252 mm × 199 mm × 150 mm 9.9 in × 7.8 in × 5.9 in Makerbot Replicator Mini Compact 3D Printer: FFF: 100 mm × 100 mm × 125 mm

5. 3D printing in India - Wikipedia

   en.wikipedia.org/wiki/3D_printing_in_India

   The first 3D printing (additive manufacturing) was used in 1983 by an American inventor, Charles (Chuck) W. Hull, to make industrial components.It is unknown when 3D printing technology entered India, but the earliest reference to 3D printing in India is when Imaginarium company started making jewellery via 3D printing technology. 3D printing has been rapidly used in many industries in India ...

6. Projector - Wikipedia

   en.wikipedia.org/wiki/Projector

   A projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen. 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 .

7. Qube Cinema Technologies - Wikipedia

   en.wikipedia.org/wiki/Qube_Cinema_Technologies

   Started in 1986 as Media Artists Pvt. Ltd. in Chennai (then Madras), India, the company was renamed to Real Image Media Technologies Pvt. Ltd. in the early 2000s after the merger of Real Image Pvt. Ltd. and JS Films into Media Artists Pvt. Ltd. Media Artists continued to be a brand of the company's audio post-production facilities until early 2017 but the primary focus of the company then ...