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E
ELEVATION
A working drawing usually drawn to scale, showing the side view of a set or
lighting rig. In the US, the term "elevation" refers to a Front elevation. A
Rear elevation shows backs of scenic elements. A side view of a set is known
as a "section".
ELLIPSOIDAL
A profile lantern with an elliptical reflector and at least one lens.
Referred to as a LEKO.
EMF
Abbreviation for Electromotive Force, or VOLTAGE.
ER / E.R.
Short for Ellipsoidal Reflector - type of fixed beam profile lantern common
in the US. Also known as ERS / E.R.S.
ERF / E.R.F.
(US) Short for Ellipsoidal Reflector Floodlight.
ESTA
(US) Entertainment Services and Technology Association.
ETC
US/UK based manufacturer of lanterns and lighting control equipment.
ETHERNET
Computer networking protocol which is installed on many new lighting desks,
to allow networking between the main desk, dimmers, and remote desks around
the theater.
EXCITER
Exciter Lamp - the lamp in a film projector that shines through the optical
soundtrack and enables it to be read by a light sensor.
EXIT SIGN
Usually illuminated sign, of standard size, which should always be visible,
showing an audience member and the company the nearest exit. New legislation
in Europe means that the word "EXIT" has been removed from these signs to be
replaced by "Running Man", known more politically correctly as "Person
moving purposefully".
EXPRESSIONISM
Theater design and performance style which places greater value on emotion
than realism. The trademark Expressionist effects were often achieved
through distortion.
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