Physical • Die cast and extruded aluminium construction
• One-handed focus mechanism with positive lock
(patents pending)
• Rotating shutter assembly ±25°
• Stainless steel shutters in a tri-plane assembly
• Lens tube door provides easy access for lens cleaning
• Positive locking double-clutch yoke
• Scale markings for field angle and focus settings
• Integral die cast colour frame / accessory holders and
top mounted retainer
• Thermally insulated handles and knobs
• Steel yoke with two mounting positions
• Slot for glass or stainless steel gobos
• Slot with sliding cover for motorised gobo devices or
optional iris
• Integrated safety cable support
Electrical • 230-240V, 50Hz
• High temperature 3–conductor cable in a silicon
rubber outer sleeve
• CE approved
Lamp • 750W maximum
• HPL — compact tungsten filament lamp
• Patented filament geometry makes for extremely
efficient light collection and transmission
• Integral die cast aluminium heat sink lamp base
Source Four™Zoom
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Specifications
Optical • The 15°–30° variant has two bi–convex lenses
• The 25°–50° uses a plano-convex front lens with a
bi-convex rear lens
• Lenses have anti-reflective coating
• Faceted reflector with dichroic coating
• 95% of visible light transmitted through the optical
train
• 90% of infrared radiation (heat) passes through the
reflector
• Reflector and lenses secured with anti-vibration
shock mounts
• Low gate and beam temperature, shutters will not
warp or distort
• Tool free lamp centring (X/Y) and peak/flat (Z)
adjustment knobs
• Positive locking X, Y and Z adjustments, unaffected
by relamping
750W zoom profiles
Ellipsoidal luminaire 15°-30° and 25°-50°
25°- 50°