![]() ![]() ![]() Some of the listed projectors were capable of projecting several types of input. Projectors can be roughly divided into three categories, based on the type of input. Movie theaters used a type of projector called a movie projector, nowadays mostly replaced with digital cinema video projectors. The newest types of projectors are handheld projectors that use lasers or LEDs to project images. These earlier types of projectors were mostly replaced with digital video projectors throughout the 1990s and early 2000s, but old analog projectors are still used at some places. ![]() Video projectors are digital replacements for earlier types of projectors such as slide projectors and overhead projectors. The most common type of projector used today is called a video projector. A virtual retinal display, or retinal projector, is a projector that projects an image directly on the retina instead of using an external 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. JSTOR ( January 2023) ( Learn how and when to remove this template message)Īcer projector, 2012 DLP type home theatre projector in useĪ projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen.Unsourced material may be challenged and removed. Please help improve this article by adding citations to reliable sources. This article needs additional citations for verification. ![]()
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