How many gel cuts?
Find out the approximate number of cut pieces of the same size which you can expect from a sheet of Rosco SuperGel / e-Colour / Cinegel...
How Bright is Bright
For the Mike Wood series on "How Bright is Bright?"; learn more about how the human eye sees and perceives brightness, contrast, colour vision etc.
Selecon Lens Luminaires
Lens luminaires are a Fresnel or a PC - which should you choose?