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Aspect ratio
The ratio of the width of the picture to the height. For most current TVs, this ratio is 4:3. For HDTV, the ratio will be 16:9. The aspect ratio, along with the number of vertical scan lines that make up the image, determines what sample rate should be used to digitise the video signal.
1.78 16 ATSC/SMPTE HDEP standard, optimised for shoot and protect 1.85 17 Theatrical projection in the U.S.
2.0 18 Most forms of VistaVision 2.2 20 Some widescreen movie formats 2.35 21 CinemaScope and similar movie formats 2.6 23 Cinerama 2.7 24 Dimension-150, Ultra-Panavision 2.77 25 Dynavision widescreen 3D film format 4.0 36 Polyvision
- Part of Speech: noun
- Synonym(s):
- Blossary:
- Industry/Domain: Entertainment
- Category: Video
- Company: Tektronix
- Product:
- Acronym-Abbreviation:
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