Terms starting with 0–9
6 terms
120 Roll Film
Cameras, Formats & Systems
mm
A 61 millimetre wide roll film on a spool with paper backing, the surviving standard for medium-format photography.
180-degree Shutter Rule
Motion, Video & Creative Techniques
seconds
The convention of setting the shutter speed to roughly double the frame rate, producing motion blur that reads as natural.
t ≈ 1 / (2 × fps)
3-2-1 Backup Rule
Files, Metadata & Workflow
count
The guideline of keeping three copies of data, on two different media types, with one copy off-site.
3 copies, 2 media, 1 off-site
35 mm Format
Cameras, Formats & Systems
mm
The film format using 35 mm perforated stock with a 36 by 24 millimetre frame, which became the dominant standard of the twentieth century.
360-degree Photography
Motion, Video & Creative Techniques
degrees
Capturing a complete spherical view around a point, viewed interactively or in a headset.
3D LUT
Colour & Colour Management
cube size (17, 33, 65)
A look-up table that maps colours in three dimensions, so a transformation can change hue and saturation as well as tone.