Estratto
A frosted gelatine with a hole in the[...]
author
date
01/01/1912
language
Eng
citazione
A frosted gelatine with a hole in the centre to give greater light transmission from the centre.
source
Wilfred Granville, A dictionary of theatrical terms, Andre Deutsch, 01/01/1912, London
tipologia
ambito
details
p. 167
voce
Spot frost (Eng)
keywords
light transmission