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CRT type TV sets, they are called DIRECT VIEW.
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∙ 14y ago
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Do LCD projectors use LED lights?
Some lower-output projectors (and all of the new so-called 'nano' projectors) use LED's for their light source. Most higher-output projectors use incandescent halogen or HID lamps for the light source.
Does Sony make good projectors?
Sony are known for their projectors, and have a number of excellent ones for home theater use.
Why do overhead projectors use convex lens?
because projectors are big and if it has a lot of stuff to show on a projector then it will have to use a convex mirror to be able to see all of it...
Where can one purchase movie projectors?
Teachers often use movie projectors, however not to project movies. Movie projectors can be purchased online on sites such as Amazon, eBay and the Staples website.
What models of Argus slide projectors utilize the 581 tray?
All 500-series projectors can use the 581 tray.
What is the main use for art projectors?
The main use for art projectors is for different types of presentations. An art projector is a useful tool for projection of photos and videos on the screen.
Do movie theaters still use projectors?
yes, though some use digital projectors which don't use the bulky reels needed, rather they just stick in dvd-like disk
What sort of Optoma Projectors are sold for office use only?
There does not seem to be any Optoma projectors that are only sold for office use. Most are multi-use for home theater, office, or bar/restaurant use.
What kind of laser diode does a Casio projector use?
Most of the Casio projectors use a 445nm laser diode that is rated at 1 watt. The projectors have the diodes running at 600mw for life.
How can you find more information about film projectors?
Projector Central is a website that offers a variety of information on film projectors both for movie theaters and for personal use. In addition they do buy and sell projectors both new and antiques.
Are portable digital projectors useful?
Digital projectors can be very useful, depending on what you need to use it for. This would be ideal if you have to do numerous presentations for work, for example, but would rather not use power point.
What Models of Argus slide projectors utilize the 587 tray?
All 500-series Argus projectors can use the 587 tray. It holds 87 slides.
