A compact, lightweight ellipsoidal spotlight which produces a high intensity sharp or soft edged beam. The 3.5Q Series is designed for today's long life, high intensity tungsten halogen lamps. Four adjustable integral stainless steel framing shutters provide beam shaping ability and the pattern slot and holder provide the ability to project visual images.
While primarily designed for theater and studio applications, the 3.5Q Series is also useful in displays, show windows, museums and nightclubs where precision controlled accenting is desirable.
Use this calculator to determine either the size of the circle of light, how far away you should place the light, or which degree of lens you should use. Put in two of the values and then hit calculate to find the third value.
Values can be in feet or meters, but both values must match.