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The black Source Four Fresnel Zoom to Focus Fixture from ETC brings you the soft-focus lighting and sparkle you love with Source Four quality and efficiency. A combination of the Source Four HPL lamp technology and the traditional Fresnel optics enables you to use the lamp inventory of this fixture with a single source, the HPL.
With the Source Four Fresnel Fixture, you can choose the lamp wattage that best suits your particular application and energy requirements, from 375 to 750W lamps. When you need to relamp a Source Four Fresnel Fixture, ETC’s smart design makes your work easy. The socket and access door let you change out the lamp from underneath the fixture without having to break focus saving on work, time, and trouble. The fixture-housing is engineered to eliminate light leaks and minimize spillage. The innovative mechanical design of this fixture has simplified focusing for you. Whatever physically awkward spot you’re working in, the fixture can be easily adjusted from spot to flood, with a full-sized zoom knob you can get a real grip on.
Spot-to-flood focus is accomplished by large, easy-to-use knob for quick adjustments in inconvenient positions. The Quick eXchange socket design permits re-lamping from underneath the fixture without breaking focus in most situations.
Rugged die-cast aluminum construction Convenient full-size zoom adjustment knob HPL Quick eXchange socket enables easy lamp changes Sliding yoke mount for variable balance point Fully enclosed accessory slots for no light leak UL and cUL listed
High temperature 3-conductor 36" leads in a glass fiber outer sleeve Supports ETC Dimmer Doubling technology
True fresnel optical system for good barn door beam shaping performance Glass reflector with dichroic coating optimized for HPL performance
HPL lamp with compact tungsten filament contained in a krypton/xenon-filled quartz glass envelope Patented filament geometry makes for efficient light collection and transmission Integral die-cast aluminum heat sink lamp base
In the Box
ETC Source Four Fresnel Zoom to Focus Fixture (Black)
Parallel-Blade U-Ground Connector (Edison)
7.5" Color Frame
Limited 3-Year Warranty
Table of Contents
7" (175 mm)
9 to 52° beam angle 20 to 65° field angle
At a Throw Distance of 10' (3 m) with Field Diameter 3.5' (1.1 m): 13,380 lux (1,243 footcandles) At a Throw Distance of 15.0' (4.6 m) with Field Diameter 5.2' (1.6 m): 5,946 lux (552 footcandles) At a Throw Distance of 20.0' (6.1 m) with Field Diameter 6.9' (2.1 m): 3,345 lux (311 footcandles) At a Throw Distance of 25.0' (7.6 m) with Field Diameter 8.6' (2.6 m): 2,141 lux (199 footcandles)