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Intensity - Measured in both lux and lumens. For any given luminaire (lighting instrument or fixture), this depends upon the power of the bulb, the design of the instrument (and its corresponding efficiency), the. Used . presence or absence of color gels or gobos, distance from the area to be lit, the color and subtance to be lit, and the neuro-optics of the total scene (that is, the relative contrasts to ot. Used . her regions of illumination). ...

Ethernet - Ethernet (this name comes from the physical concept of ether) is a frame-based computer networking technology for local area networks (LANs). It defines wiring and signaling for the physical layer, an. Used . d frame formats and protocols for the media access control (MAC)/data link layer of the OSI model. Ethernet is mostly standardized as IEEEs 802.3. It has become the most widespread LAN techno. Used . logy in use during the 1990s to the present, and has largely replaced all other LAN standards such as token ring, FDDI, and ARCNET. ...

Angstrom - An angstrom, angström, or ångström (symbol Å) is a unit of length. It is not an SI unit. It is accepted (although discouraged) for use with the SI. It is used sometimes used expressing the size of ato. Used . ms, and lengths of chemical bonds and visible-light spectra.

The ångström is named after the Swedish physicist Anders Jonas Ångström (1814–1874), one of the founders of spectrosc. Used . opy. Besides astrophysics, Ångström was also a student of heat transfer, terrestrial magnetism, and the aurora borealis, which was so prominent for him in his northern skies. He created a spectrum chart of sol...

Memory Consoles - Memory-based consoles have become very popular in almost all larger installations, particularly theatres. These new types of controls have completely replaced preset consoles as controllers of choice. Used . . Memory consoles are preferable in productions where scenes do not change from show to show, such as a theatre production, because scenes are designed and digitally recorded, so there is les. Used . s room for human error, and less manpower is required to produce the same result.

Memory consoles have a bank of faders called 'submasters.' These submasters can be programmed to control a single

Zoom Ellipsoidal - A type of profile spot with two lenses allowing the adjustment of both the size of the beam and whether it is a hard or soft focus. This adjustment of focal length makes for an instrument with many us. Used . es around the stage. The flexibility is also vital when working with gobos. Also known (in the US) as a Zoom Ellipsoidal.. Used . ...