Modern video sources Like DVD players, game consoles, satellite and cable boxes, DVRs, and even the video iPod have aspect ratio setting. Make sure you set each device to the setting that matches the TV to which it’s attached.
The term”Aspect Ratio” is used to describe the resolution of the image. Like if the resolution is 800 x 600 the aspect ratio will be 4:3. In all the older TVs and computer monitors aspect ratio 4:3 is used and 16:9 is used in of most HDTV.
- The most common aspect ratios used in theaters to present the movies is 1.85:1 and 2.39:1. In videos the common aspect ratio used is 4:3 (1.33:1) for TVs and 16:9 (1.77:1) for HDTV
- In still photography the common aspect ratio is 4:3 , 3:2.