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The only real similarity that I can think of is they both project images onto a wall or projector screen.
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∙ 9y ago
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When was overhead projector invented?
The overhead projector was invented in the 1960's.
What is the difference between a data projector and an overhead projector?
A Data Projector (referred to as Digital Projector) is a projector that gets its image from a Digital Source, such as VGA (computer), RCA (the most common A/V input), S-Video (another form of video input), and some others. These projectors are most commonly used along with DLP or LCD Technology.An Overhead Projector is an older style of projection, common in Education (Schools). These projectors are totally manual and require you to put a transparent image onto glass to project the image overhead.
What are the dangers of using a overhead projector?
The projector can reach a pretty high temperature if left on for a while. So I think the main danger of an overhead projector is simply the heat. ;)
What is the future of the overhead projector?
My guess is that with LCD and DLP projector coming down in price, we will be seeing less and less of the overhead. When a video projector is used with an interactive whiteboard or tablet the possibilities are limitless.
What are the advantages of using presentation software?
You don't need a slide projector or an overhead projector.
A person who operates overhead projector?
projectionist
How do you say overhead projector in spanish?
retroproyector
What are the Advantages of a data projector to a teacher?
what are the advantages of a data projector
What is the name of the device that allows you to project pictures from a book?
This is referred to as an opaque overhead projector, or sometimes simply as an "opaque projector." This is in contrast to the regular overhead projector which must have transparencies to project, an opaque projector can project an image of opaque objects such as the paper pages of a book.
What energy source is used to operate an overhead projector?
Electricity
Where are overhead projector replacement bulbs sold?
Overhead projector replacement bulbs will definitely be sold somewhere on eBay or alternatively you could ask the local secondary school or college for help.
What do you mean by projector lines?
One answer is when an overhead/movie/computer projector does not fit the projector screen area correctly and lines can be seen around the intended area.
