Noun or verb used to refer to any diffusion media or the use thereof, to soften the edge of a spotlight beam. The effect may be as subtle as Roscolux 132, which just takes the edge off, to R111 which looks like shower curtain and provides no discernible hotspot. Besides Rosco; Lee, GAM, and Apollo are the major major manufacturers of diffusion in the US.

This page has been seen 1,093 times.

  1. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
    By continuing to use this site, you are consenting to our use of cookies.
    Dismiss Notice