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Because they use small lamps and the ability to project an image on any flat surface, LCD projectors tend to be smaller and more portable than some other types of projection systems. Even so, the best image quality is found using a blank white, grey, or black [ citation needed ] (which blocks reflected ambient light) surface, so dedicated ...
There are tree main types of conversion kits: Lamp-end type – Kits which include a replacement starter and two separate components to fit over each end of the T5 lamp. The lamp is then slotted into the existing fitting. Baton type – One piece kits which slot into the existing fitting and into which the T5 lamp is placed. [1] IP65 types ...
A three-chip DLP projector uses a prism to split light from the lamp, and each primary color of light is then routed to its own DMD chip, then recombined and routed out through the lens. Three chip systems are found in higher-end home theater projectors, large venue projectors and DLP Cinema projection systems found in digital movie theaters.
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 .
The opaque projector, or episcope is a device which displays opaque materials by shining a bright lamp onto the object from above. The episcope must be distinguished from the diascope , which is a projector used for projecting images of transparent objects (such as films), and from the epidiascope , which is capable of projecting images of both ...
15 kW xenon short-arc lamp used in IMAX projectors. High-intensity discharge lamps (HID lamps) are a type of electrical gas-discharge lamp which produces light by means of an electric arc between tungsten electrodes housed inside a translucent or transparent fused quartz or fused alumina arc tube. [1]
It could be processed with a reversal development kit that Ernemann also provided, and the camera doubled as a projector when a lamp housing was attached. Nevertheless, though Ernemann was marketing the ingeniously compact device to amateurs and the home-movie hobbyists, purchasers had to be wealthy to afford it. In addition, he encouraged ...
The original choice of lamp—the GE Marc 350 projector lamp, a discharge lamp with a daylight colour temperature caused several problems and a less powerful, 250W lamp had to be substituted. The Osram HTI 250 was selected as the replacement lamp for the new VL2 after the company experienced significant troubles with the original GE MARC350 lamp.
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