Patent ID: 9222649
Filing Date: 2015-12-29
Classification: F21S,F21V,F21W

Abstract:
1. A stage lighting fixture comprising: a casing having a closed first end and an open second end; a short arc lamp which is housed inside the casing, close to the first end, and which emits a light beam along an optical axis; a reflector coupled to the light source; an output optical assembly spaced from the reflector and positioned to intercept the light beam, and having a focal point located between the short arc lamp and the optical assembly; the reflector and the short arc lamp being designed and coupled to concentrate the light beam substantially at a work point substantially coincident with the focal point of the output optical assembly; and processing means which is configured to process the light beam and is located between the light source and the optical assembly; the processing means comprising at least one light beam processing element being located substantially at the work point.