Aspect Ratios Explained

The ratio between a screens' height & width is known as its' "aspect ratio". It is important to have the correct aspect ratio or the image will either be "cropped", with parts cut off or you will be left with a "letter box" image with a black area at the top & bottom of the screen.

Standard Video/Data Format 3:4 (1:1.33) Aspect Ratio
This is still the format of choice for 90% of events.
Imperial Size (feet & inches)
Metric Size (mm)
3' x 4' 914mm x 1219mm
3' 9" x 5' 1143mm x 1524mm
4' 6" x 6' 1375mm x 1829mm
5' 3" x 7' 1600mm x 2134mm
6' x 8' 1828mm x 2438mm
6' 9" x 9' 2057mm x 2743mm
7' 6" x 10' 2286mm x 3048mm
9' x 12' 2743mm x 3658mm