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Discharge lamps require special gear to activate the discharge process and also to stabilise operating current and power consumption, such as starters, ig...
Mon, 27 Jun, 2016 at 9:23 AM
Unit : Lux (lx)
Illuminance is a measure of luminous flux striking a given surface, i.e. it is the quotient of lumens and area. A luminous flux o...
Wed, 29 Jun, 2016 at 9:15 AM
Calculations of illuminance for a given interior include the portions of Luminous Flux contributed by all simultaneously illuminated luminaires plus the lig...
Wed, 11 Nov, 2020 at 9:01 AM
The illuminance cone is used to illustrate the beam patterns of rotation-symmetrical luminaires (OPTOS downlights and spots). It represents the light bundl...
Mon, 27 Jun, 2016 at 9:48 AM
Illuminance can be measured with the help of a photometer, which comprises a photo-electric sensor or cell and a display unit. The sensor is designed to f...
Mon, 27 Jun, 2016 at 9:50 AM
The inverse square law relates Illuminance Ep on the Working Plane (point illuminance) to light emission from a light source (Luminous Intensity I) at ...
Mon, 27 Jun, 2016 at 9:56 AM
The distribution of illuminance on a plane can be represented by isolux lines, i.e. points of equal Illuminance oined together to form a curve. The areas ...
Mon, 27 Jun, 2016 at 10:02 AM