Gel

:In optical filters and theatrical lighting a color gel is a transparent or translucent colored panel used to change the color of transmitted light.

Related Topics:
Optical filters - Color gel

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A gel (from the lat. gelu—freezing, cold, ice or gelatus—frozen, immobile) is an apparently solid, jellylike material formed from a colloidal solution. By weight, gels are mostly liquid, yet they behave like solids. An example is gelatin.

Related Topics:
Lat. - Colloid - Gelatin

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