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What Kind Of Lamp Is In The Source Four?


There’s only one Source Four – the ellipsoidal fixture that changed the lighting industry. Source Four combines the energy-saving power of the patented HPL lamp, with a dichroic reflector and optical-quality lenses, for the coolest beam on the market.

Then What is a Leko light? A Lekolite (often abbreviated to Leko) is a brand of ellipsoidal reflector spotlight (ERS) used in stage lighting which refers to the half-ellipsoidal dome reflector within which the instrument’s lamp is housed.

Furthermore, What is HPL lamp?

Product Description

HPL 750W Osram Profile Lamps is a clear, tungsten halogen bulb designed for theater, photo, and video applications. It features a G9. 5, medium bi-pin base and outputs up to 19,750 lumens. It has a rated lifespan of 300 hour.

What is special about the reflector in the source 4? The Source Four’s reflector is dichroic, meaning that it reflects light of only certain wavelengths. … This produces a much cooler light which is less destructive to gobos or color gels at the front of the fixture, and reduces localized heating of the lighting target.

What are Fresnel lights?

Fresnel lighting has been around for a long time, and for many years it was the staple of the motion picture industry. The Fresnel lens is essentially a lens that has been carved out, to provide light control—flood and spot, projecting a beam of light, without projecting the filament of the light bulb itself.

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What is a scoop light?

In stage lighting, an ellipsoidal reflector floodlight (sometimes known by the acronym ERF which is often pronounced “erf”), better known as a scoop, is a large, simple lighting fixture with a dome-like reflector, large high-wattage lamp and no lens.

What does running the barrel on a Leko do?

It is a device that helps create even harder shadows out of a Leko light. It slides in the front of the lens barrel and helps define the beam better out of the light and eliminates the wall, the person, or the bounce card from seeing the whole face of the lit lens barrel.

How do you use Leko?

How many amps does a source 4 use?

ETC Source Four Overview

The 26° Source Four 750 Watt Black Ellipsoidal Spotlight with 20 Amp Twist-Lock combines the energy-saving power of the patented HPL lamp, with a dichroic reflector and optical-quality lenses.

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How long is a source 4?

ETC Source Four Specs

Rating 375, 575, 750 Watts
Cable 3′, fiberglass sheath, Edison Plug
Focusing 50° Tube, Stainless steel shutters
Weight 16.3 lb (7.4 kg) with C-Clamp
Dimensions 20.1 – 22.8 x 21.3 x 12.4″ (52 – 58 x 54 x 31 cm) with C-Clamp

How do you focus a source 4 zoom?

Basic Bench Focusing Steps

  1. Create a hard edge by adjusting the barrel.
  2. Center the hot spot by rotating the outer knob clockwise until the knob is tight. Loosen the knob until the hot spot is centered in the field.
  3. Flatten the field by rotating the inner knob.

What is a wash light?

Wash Light:

Wash lights are basically the opposite of spot lights. The wash casts a wide area of light that does not reach a very long distance. Typically a wash light has a path of 130 degrees, much larger than a spot.

What is a par 64?

PAR lamps are differentiated according to their diameter, which is measured in eighths of an inch. Therefore, a PAR64 is eight inches in diameter (64/8 = 8) and a PAR38 has a diameter of four and three-quarter inches (38/8 = 4.75). PAR lamps are available in an assortment of wattages and beam spreads as well.

What is a profile lantern?

Profile lanterns produce clearly defined spots of light (hard-edged or soft-edged) and are the most focussable and versatile of the lanterns. They have a lens (some have two lenses), a lamp and a reflector, and they also have shutters and a gate.

What are the 6 functions of stage lighting?

Functions of Stage Lighting

  • Visibility. If the audience can’t see the actors, everything else the lighting designer does is a waste of time. …
  • Mood. “Mood” (or “atmosphere”) is the evocation in the audience of the appropriate emotion. …
  • Composition. …
  • Plausibility. …
  • Reinforcement. …
  • Revelation of Form. …
  • Punctuation.
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What is a spill in Theatre?

SPILL – Stray beams of light striking stage or auditorium.

How do you put a gobo in Source 4?

What are par can lights?

A Par Can Light is a lamp that generates a highly directional light beam, because of this function particularity, they are the favourite of stages around the world for illuminating a single person or event. They are also the choice of aircraft, locomotives, architecture, lighthouses and cars.

What is the purpose of a gobo?

A gobo is an effective alternative to banners and signage on corporate events, providing something visually different for the audience to absorb. They can also be used to create patterns, imagery and shapes to support the event theme. Check out some images below of gobo’s of all shapes and sizes.

How do you focus a Leko?

Have the operator turn the light on. Point the light in the direction you want it to go, placing the brightest part of the light, the hot spot, at the focal point the light is supposed to be focused on. If you are using older leko’s, this hot spot may be quite prominent, so pay attention!

What type of lamp are light emitting diodes or LEDS?

LED stands for light emitting diode. LED lighting products produce light up to 90% more efficiently than incandescent light bulbs.

How many watts is a Leko?

Leko lights are not without their downsides, however. Like any Tungsten light, they get hot and require gloves to handle. At 750 Watts, they won’t trip a household breaker on their own, but you don’t want to add more than three to the same circuit.

What is Source 4 Forest VA?

Specialties: Source 4 is a 3PL Fulfillment and Marketing Services Provider. Offering Custom Order Processing, eCommerce Fulfillment,Complete Product Launch Support, IT/Web Services, Inventory Management and Warehouse Facilities, Customer Service, print, POP merchandise and many other specialized services.

How do you change a source 4 lamp?

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