ETC S4 Zoom 15-30°, 750W

• Inclusive case black for purchase of 8 devices.
• Only sold as set of 8. 
• The price is per unit.

Zoom  15°-30° and 25°-50° :

PHYSICAL :

• Rugged, die-cast and extruded aluminum construction
• Patented one-handed focus mechanism with positive lock
• Rotating shutter assembly ±25˚
• 20-gauge stainless steel shutters in a tri-plane assembly
• Lens-tube door provides easy access for lens cleaning
• Scale markings for field-angle and focus settings
• Thermally insulated rear handle
• High-impact, thermally insulated knobs and shutter handles
• Integral die-cast color-frame holder with two accessory slots, and a top mounted, color-frame retainer
• Steel yoke with two mounting positions
• Positive locking double-clutch yoke
• Slot for glass or stainless steel patterns
• Wide accessory slot with sliding cover for motorized pattern devices or optional iris
• UL and cUL Listed

ELECTRICAL :

• 115-240V, 50/60Hz
• High temperature three-conductor 36-inch leads in a glass fiber outer sleeve
• Supports ETC Dimmer Doubling™ technology

LAMP :

• 750W maximum
• HPL – compact tungsten filament contained in a krypton/xenon-filled quartz envelope
• Patented filament geometry makes for extremely efficient light collection and transmission
• Integral die-cast aluminium heat-sink lamp base

OPTICAL :

• Re-optimized optical system for improved photometric performance and field uniformity
• Two bi-convex lenses
• Faceted borosilicate reflector with dichroic cold mirror coating removes greater than 90% infrared radiation (heat) and reflects greater than 95% of visible light
• Reflector secured with anti-vibration shock mounts
• Lenses have anti-reflective coatings
• Lenses secured with anti-vibration shock mounts
• Low gate- and beam-temperature; shutters will not warp or distort
• Tool-free, positive locking X, Y and Z lamp-centering adjustments, unaffected by relamping