Aspect Ratio Help

An aspect ratio is simply the ratio between the width of the picture and the height of the picture. The three most common aspect ratios are 1:1, 4:3 and 16:9. An aspect ratio of 1:1 is designed for overhead projectors, however it can be used for different formats. 4:3 is traditionally a TV format and is perfect for TV video or computer projection. 16:9 is commonly known as widescreen format, and is used for displaying films.

If you are looking for a screen in a home cinema environment and have a projector that can project in 16:9 we recommend selecting the widescreen format (16:9). A 16:9 screen can also be used with 4:3 video such as TV or Xbox however with some projectors the 4:3 image will not take up the entire screen.

Some Common Aspect Ratios

Aspect Ratio Help
Height and Width
1:1 Overhead and Opaque projection
4:3 ( 1.33:1) NTSC/PAL Video and most Data Graphics
16:9 ( 1.78:1) High Definition Television (HDTV)
5:4 ( 1.25:1) High End Data Graphics
1.85:1 Widescreen (also known as Letterbox)
2.35:1 CinemaScope
1.48:1 ( 3:2 ) 2x2 standard slides (35mm DF)
2.05:1 70mm Film
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