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2. I tried the Bomaker Polaris 4K projector — and it's a ...

   www.aol.com/entertainment/tried-bomaker-polaris...

   However, there's a deal right now that makes it more appealing: For a limited time, Walmart seller Sustanbo has the Bomaker Polaris ultra short throw 4K projector for $1,800, one of the best deals ...

3. Projection mapping - Wikipedia

   en.wikipedia.org/wiki/Projection_mapping

   Projection mapping. Projection mapping, similar to video mapping and spatial augmented reality, is a projection technique [1][2] used to turn objects, often irregularly shaped, into display surfaces for video projection. The objects may be complex industrial landscapes, such as buildings, small indoor objects, or theatrical stages.

4. Talaria projector - Wikipedia

   en.wikipedia.org/wiki/Talaria_projector

   Talaria was the brand name of a large-venue video projector from General Electric introduced in 1983. [1] Early model GE Talaria light valve video projector. Light from a Xenon arc lamp was modulated by a light valve consisting of a rotating glass disc that was continuously re-coated with a viscous oil. An electron beam similar to the one in a ...

5. Laser projector - Wikipedia

   en.wikipedia.org/wiki/Laser_projector

   A laser projector is a device that projects changing laser beams on a screen to create a moving image for entertainment or professional use. [1] It consists of a housing that contains lasers, mirrors, galvanometer scanners, and other optical components. A laser projector may contain one laser light source for single-color projection or three ...

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. A virtual retinal display, or retinal ...

7. Color temperature - Wikipedia

   en.wikipedia.org/wiki/Color_temperature

   Color temperature is a parameter describing the color of a visible light source by comparing it to the color of light emitted by an idealized opaque, non-reflective body. The temperature of the ideal emitter that matches the color most closely is defined as the color temperature of the original visible light source.