What lamp does a Source 4 use?
HPL lamp
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. That means your gels, patterns and shutters last longer and your performance space stays cooler.
What are the 4 different angles of lenses commonly used in Source 4 instruments?
This one is a fixed angle instrument. The most common field angles for the Source 4 are 19°, 26°, 36°, and 50°, though a narrower 14° is becoming more available and very narrow 10° and 5° angle lenses are available. The Altman Shakespeare instrument is a very similar fixture- just manufactured by a different company.
What kind of lamp does a Source 4 junior use?
Proudly Using ISO9001 manufacturing standards and strict quality control has ensured a consistent product from USHIO over the past 25 years of HPL production. USHIO continues to develop and provide a halogen lamp that has traditional color rendering properties as the halogen-to-LED global transition accelerates.
What is a Source 4 light used for?
The Electronic Theatre Controls (ETC) Source Four (also known unofficially as Source 4 or S4) is an ellipsoidal reflector spotlight (ERS) used in stage lighting.
What is a source 4 light used for?
How much is a Source 4?
ETC Source 4 750 Watt Ellipsoidal Spotlight, Black, Edison Plug – 50 Degrees (115-240V AC) $64/mo.
What is a Leko?
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.
What does bench focus mean?
It’s a process called bench focusing. Bench focusing is the re-alignment of the ellipsoidal’s lamp, reflector and lens focus so that the light outputs the optimum brightness and evenness. This process is suggested every 2-5 years, depending on how much you move your lights around.
How does a Source Four work?
The Source Four’s reflector is dichroic, meaning that it reflects light of only certain wavelengths. The Source Four’s reflector reflects back 95% of the visible light striking it, while allowing over 90% of the infrared radiation (heat) to pass out the back of the instrument.
Why is it called a Source 4?
Source Four is named for the HPL, its light source, having four filaments. It is also available in 375 W and 750 W versions, at a variety of rated supply voltages.
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 |
What do Leko lights do?
A Leko light is an ellipsoidal reflector light used in stage lighting to collect and direct light through a barrel that contains a lens. It is a theatrical spotlight primarily for lighting a stage.
Should you touch the bar to your chest?
The barbell should touch on the area between the lower pec muscles and the lower sternum during the bench press. The narrower your grip, the lower the barbell will touch your chest. The wider your grip, the higher the barbell will touch your chest.