Candlepower is a way of measuring how much light is produced by a lamp – a light bulb, or LED
NCIDQ Exam Glossary Terms - C
Important NCIDQ Glossary Terms to know for the IDFX, IDPX, and Practicum Exams.
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centerline
An imaginary line drawn down the center of a fixture (like the centerline of a plumbing fixture).
change directive
Or construction change directive, is a written order by the interior designer BEFORE owner and contractor have agreed on an adjustment to the contract in terms of time or cost.
change order
A written order requesting change from contract documents prepared by interior designer AFTER contract documents have been signed and approved.
coefficient of friction, COF
Coefficient of Friction, commonly called C.O.F., is used to evaluate the relative slip resistance of floor surfaces.
color temperature
Light sources have a rating in degrees Kelvin, or color temperature, based on its predominant wavelength color, typically ranging from about 2000K to 9,000K.
COM
C.O.M. stands for “Customer’s Own Material.”
common path of travel
The part of exit access that a building occupant would have to travel before two separate exit paths become available.
convection
Video – In a warm or humid environment, the designer can use air movement to increase evaporation and keep occupants cooler through convection.
convergent photogrammetry
Multiple oblique images are taken at different angles using reference points and combined using specialized software to make an accurate 3-D model.
