For the currently selected fixture:

To find the field diameter at a given distance enter: the distance "mf" "="

To find footcandles at a given distance enter: the distance "pc" "="

3.5Q Altman 360Q 6x12

19deg. Source Four 26deg. Source Four 36deg. Source Four 50deg. Source Four

Strand 6x9 Strand 6x12 Strand 6x16