With Source Four Zoom you only need one fixture for a variety of field angles. Plus, Source Four Zoom makes it easy: ETC's patented one-handed zoom operation makes adjustments quick, simple and safe. Technicians can focus with one hand and hold the ladder with the other. And the lens-tube door provides quick and easy access when you want to clean the lens assembly (tool-free!). But the best part is that Source Four Zoom has all the advantages of the revolutionary fixed-focus Source Four: bright, even field, cool beam, and amazing efficiency. The patented dichroic mirror means shutters and accessories stay cool, and drop-in accessories are interchangeable with fixed-focus Source Fours. Rated up to 750W, Source Four Zoom gives you Source Four's crisp optics for excellent imaging and field quality. 15º-30º and 25º-50º field-angle ranges available Yoke-mounted 100V to 277V auto-ranging electronic ballast Ships with 150W ceramic metal-halide lamp 12,000 hr lamp life at 3000º K color temperature 3,000º K lamp, 4,000º K lamp available Multi-faceted glass reflector One handed zoom operation Positive zoom lock Field angle and focus scale markings Rotating barrel ± 25º Three-plane stainless-steel shutter blade assembly Easy access lens cleaning Insulated rear handle Rugged die-cast and extruded aluminum constructionRead more
With Source Four Zoom you only need one fixture for a variety of field angles. Plus, Source Four Zoom makes it easy: ETC's patented one-handed zoom operation makes adjustments quick, simple and safe. Technicians can focus with one hand and hold the ladder with the other. And the lens-tube door provides quick and easy access when you want to clean the lens assembly (tool-free!). But the best part is that Source Four Zoom has all the advantages of the revolutionary fixed-focus Source Four: bright, even field, cool beam, and amazing efficiency. The patented dichroic mirror means shutters and accessories stay cool, and drop-in accessories are interchangeable with fixed-focus Source Fours. Rated up to 750W, Source Four Zoom gives you Source Four's crisp optics for excellent imaging and field quality. 15º-30º and 25º-50º field-angle ranges available Yoke-mounted 100V to 277V auto-ranging electronic ballast Ships with 150W ceramic metal-halide lamp 12,000 hr lamp life at 3000º K color temperature 3,000º K lamp, 4,000º K lamp available Multi-faceted glass reflector One handed zoom operation Positive zoom lock Field angle and focus scale markings Rotating barrel ± 25º Three-plane stainless-steel shutter blade assembly Easy access lens cleaning Insulated rear handle Rugged die-cast and extruded aluminum constructionRead more
