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2. 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 .

3. Nikon Coolpix S1000pj - Wikipedia

   en.wikipedia.org/wiki/Nikon_Coolpix_S1000pj

   The Coolpix S1000pj is a 12.1 effective megapixels compact digital camera. [4] The camera is capable of zooming 5x with a wide angle lens, has an ISO setting range from 80 to 6400 which can be selected automatically or adjusted manually, and a built in projector that can project an image of 5 inches (130 mm) to 40 inches (1,000 mm) in size and an approximate distance of 26 centimetres (10 in ...

4. Zoom lens - Wikipedia

   en.wikipedia.org/wiki/Zoom_lens

   Zoom and superzoom lenses are commonly used with still, video, motion picture cameras, projectors, some binoculars, microscopes, telescopes, telescopic sights, and other optical instruments. In addition, the afocal part of a zoom lens can be used as a telescope of variable magnification to make an adjustable beam expander .

5. Carousel slide projector - Wikipedia

   en.wikipedia.org/wiki/Carousel_slide_projector

   It was basically the same projector, but designed for operation for events lasting for days or weeks. It was available with a zoom lens, enabling the projector to be positioned away from the middle of the audience. During the 1970s, Kodak also produced a Pocket Carousel projector for use with miniature 110 format Kodachrome and Ektachrome ...

6. List of Panasonic video projectors - Wikipedia

   en.wikipedia.org/wiki/List_of_Panasonic_video...

   Model [1] [2] Release Date Maximum resolution Aspect Ratio Screen Size (Diagonal) Lumens (ANSI) Contrast Light Source Display Method Inputs Notes PT-AE100 February 2002

7. Video projector - Wikipedia

   en.wikipedia.org/wiki/Video_projector

   A projector in a standard form factor: The PG-D2870 projector from Sharp, which uses Digital Light Processing technology An image from a video projector in a home cinema. A video projector is an image projector that receives a video signal and projects the corresponding image onto a projection screen using a lens system.