GELS

A sheet of plastic usually composed of a coloured resin sandwiched between two clear pieces. The coloured filter absorbs all the colours of light except the colour of the filter itself, which it allows through. For this reason, denser colours get very hot, and can burn out very quickly.

FRONT OF HOUSE (FOH)

1) Every part of the theatre in front of the proscenium arch. Includes foyer areas open to the general public.

2) Area within or beyond audience from the downstage side of set

LEATHERMAN

One of the most common stagehand tools

LEKO

A type of ellipsoidal profile spot, much used in the USA. Contraction of the original manufacturers names.