halftone
Sign in to saveframe|Left: Halftone dots. Right: Example of how the human eye would see the dots from a sufficient distance.
~19 min read
Encyclopedic overview
16 sectionsContents
- History
- Halftone photographic screening
- Traditional halftoning
- Resolution of halftone screens
- Multiple screens and color halftoning
- Dot shapes
- Digital halftoning
- Modulation
- Inverse halftoning
- Spatial and frequency filtering
- Optimization-based filtering
- Lookup table
- See also
- Significant academic research groups
- References
- External links
frame|Left: Halftone dots. Right: Example of how the human eye would see the dots from a sufficient distance.
Halftone is the reprographic technique that simulates continuous-tone imagery through the use of dots, varying either in size or in spacing, thus generating a gradient-like effect. "Halftone" can also be used to refer specifically to the image that is produced by this process.
Excerpted from Wikipedia’s “halftone” article, available under the CC BY-SA 4.0 licence.