color filter
färgfilter
filtro de color
Farbfilter
filtro colorato
kleurfilter
filtre de couleur
barevný filtr
Transparent material for filtering the color of light or for diffusing the light of a lighting instrument.
Částečně propustný průhledný materiál pro zabarvení nebo difúzi světla vycházejícího ze světlometu.
olika färgade värmebeständiga plaster
Material transparente para filtrar el color de la luz o para difuminar la luz de un instrumento de iluminación.
Transparente Materialien die bestimme Farben filtern oder das Licht streuen.
doorzichtig materiaal vóór een spot om de kleur van de lichtbundel te bepalen
gel
Farbfolien
gelatina
Colour mediums
Gelatine
Mediums
the sheets of gelatine or glass used in colour frames.
Transparencies in various colours for use in stage lighting. Also called mediums.
Square pieces of coloured gelatine placed in front of a light-box to secure colour effects on the stage.
The first color gels (used for colouring light) were invented in 1877 in the US by Brigham. They were originally made of animal gelatin, hence the name gels. In the mid 20th century plastic carrier materials were introduced, giving longer life and fire resistance, but the term gel is still used.