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How Do Projectors Project Black?

Projectors are an essential part of any classroom and they can be very useful. However, they can also be difficult to use. There are many different types and brands of projectors available on the market today. The most common type of projector is a LCD projector, which uses liquid crystals to create images.

Projectors work by shining light through the lens onto a screen or wall. They have been around for more than 100 years, but only recently have they become affordable for home use. Projectors are now used in classrooms, offices and conference rooms across the country because they allow you to display information without having to print it out and hang it up on the wall or use a chalkboard.

The way that projectors create black is by using a process known as laser-phosphor conversion. A beam of light is sent through blue lasers then bounces off mirrors before hitting phosphor dots that glow bright green when struck by the blue lasers. This creates the image on your screen or wall by combining all three colors: red, green and blue (RGB).

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Last modified: November 2, 2022