Horizon Sag Compensation
The combination of the curved screen used by several present-day motion-picture processes, the high angle of projection of many theaters and the low angle of view from the auditorium of these theaters to the screen results in a motion-picture presentation exhibiting a phenomenon termed “horizon sag.” An optical projection system has been designed to eliminate, or significantly reduce, the horizon sag as observed from the auditorium of the theater.
- Print ISSN
- 0361-4573
- Published
- 1959-10
- Content type
- Original Research
- DOI
- 10.5594/J16970
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