Projectors Definitions - L

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Lux

A standard for measuring light, is the number that are usually offered by the manufacturers for not providing any additional information to compare

Lamp Life

This refers to the "half-life" of the lamp inside the projector. This is the point where the lamp is half as bright as it was when it was

Light Output (light output)

It measures the amount of light produced by a front projector. This is expressed in "lumens" or "ANSI lumens." A larger number,

Letterboxing

One method that allows us to see the full picture of how it looks in a theater. As a result, the image width is greater than the height of it. In a

Lens shift

This new feature available in some projectors makes moving the position of the projection in a few degrees vertical or horizontal, through a movement

Liquid crystal on silicon (LCOS or LCoS)

It means "Liquid Crystal On Silicon" Liquid Crystal on Silicon. This new technology combines the qualities of LCD and DLP technology. The

LCD (Liquid Crystal Display)

It means "Liquid Crystal Display", liquid crystal display. This technology is mainly used in screens for laptops. As for many projectors

Luminance

Portion of a television transmission that controls brightness of the red, green, and blue proportions in a television picture. The standard luminance

Lumen/ ANSI Lumens

Unit that expresses the amount of light perceived (luminous flux). The brightness of the projector is measured by dividing the projected image into