optical effects

plural nounMovies, Television.

special visual effects, as the wipe or dissolve, created in the camera or especially in a film laboratory by technicians using complex optical and electronic equipment.

Words Nearby optical effects

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

At first they seemed to be optical effects, as though the eye itself were playing tricks.
Islands of Space | John W Campbell
These different optical effects are classed together under the name of anthelia (from Greek, opposite to, and Greek, the sun).
Young Folks' Library, Volume XI (of 20) | Various
Very different optical effects, however, follow if the rays from the various-coloured flames are made to pass through a prism.
Cooley's Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades..., Sixth Edition, Volume I | Arnold Cooley
Hitherto it had been supposed that double stars were mere optical effects.
A History of Science, Volume 3(of 5) | Henry Smith Williams
There are other optical effects to be seen sometimes on the horizon somewhat resembling twilight.
Nature's Miracles, Volume 1 | Elisha Gray

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