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A man named Jenkins, not sure of the first name, made various technical improvements in Movie Projectors in the twenties. He was also an aircraft pilot of the experimental type- light seaplanes, as I recall, and WA ssomething of a TV pioneer as well, a versatile inventor! Jenkins Radiovision was his big, but somewhat obscure (Hit) a form of television device.
What else can I help you with?
When was overhead projector invented?
The overhead projector was invented in the 1960's.
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 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.
Similarities of data projector and overhead projector?
The only real similarity that I can think of is they both project images onto a wall or projector screen.
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.
Who was the inventer of the projector?
Thomas Armat in 1893 invented the projector
