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2. Overhead projector - Wikipedia

   en.wikipedia.org/wiki/Overhead_projector

   An overhead projector works on the same principle as a slide projector, in which a focusing lens projects light from an illuminated slide onto a projection screen where a real image is formed. However some differences are necessitated by the much larger size of the transparencies used (generally the size of a printed page), and the requirement ...

3. Projection screen - Wikipedia

   en.wikipedia.org/wiki/Projection_screen

   Projection screens may be permanently installed on a wall, as in a movie theater, mounted to or placed in a ceiling using a rollable projection surface that retracts into a casing (these can be motorized or manually operated), painted on a wall, [1] or portable with tripod or floor rising models as in a conference room or other non-dedicated ...

4. Projection panel - Wikipedia

   en.wikipedia.org/wiki/Projection_panel

   It works with an overhead projector. The panel consists of a translucent LCD, and a fan to keep it cool. The projection panel sits on the bed of the overhead projector, and acts like a piece of transparency. The panels have a VGA input, and sometimes Composite (RCA) and S-Video input. Later models have remotes, with functions such as 'freeze ...

5. 'Transformed movie night': This projector and screen set is a ...

   www.aol.com/lifestyle/54-projector-screen-set...

   Say so long to boring TV viewings. This sweet outdoor gadget takes things to a new level. 'Transformed movie night': This projector and screen set is a steal at $52 — save almost 50%

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

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

   Bomaker Smart HD Video Projector, $74 (was $180), walmart.com Miko Home Air Purifier to Safely Remove Dust, Pollen, Allergens, $80 (was $120), walmart.com HeimVision 1080P CA01 Wireless Security ...

7. 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 .