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luminaires and integral replacement lamps, ... by LED device manufacturers. ... The polar graphs correspond with tabular intensity data for different vertical and ... when comparing LED replacement lamps with their traditional counterparts.
http://apps1.eere.energy.gov/buildings/publications/pdfs/ssl/understanding_photometric_reports.pdf
and discusses the potential for LED luminaires to save energy while ... the required surface illuminance using less energy and with improved ... Current LED product quality can vary significantly among manufacturers, so ... Table 2 compares measured illuminance data from the recent installation of LED outdoor luminaires ...
http://apps1.eere.energy.gov/buildings/publications/pdfs/alliances/outdoor_area_lighting.pdf
For reflector lamps, the data from the lamp manufacturer must be used. 5.1 Polar diagram ... The difference with the polar diagram is that rectangular coordinates ...
http://www.lumiance-lighting.com/pdf/LIGHT_GD.pdf
Paper defines verification procedures for comparison of luminaire .... data such as: manufacturer data, luminaire catalogue number, description of luminaire .... compared with input candlepower distribution file or with luminaire polar curve.
http://www.deluminaelab.com/download/article_pdf/bci_05.pdf
Bajaj luminaires are offered either with electrochemically brightened ... diagram the luminous intensity is given in the form of a polar curve. off luminaire.
http://www.bajajelectricals.com/download/Luminaries-services/Roadway_Lighting.pdf
expressed using differing data elements. ... Polar intensity curve. The luminous ... luminaires is taken centre to centre ..... on lamp lumens from manufacturer.
http://www.cs.cdu.edu.au/homepages/jmitroy/sph244/KEYPHOTOMETRICS.pdf
manufacturers and common lumen values are included in the lamp matrix. Candela: ... Graphically, this information is compiled into polar ... Efficiency: Compares how much light is emitted from a luminaire; however, ... Some luminaires with a lower LPW may produce a more ... BARE LAMP VS REAL WORLD DATA ...
http://www.pilipufgrist.com/photometrics.pdf
directly from all the luminaries in any installation. ... Lamp manufacturers are continually developing new lamps and .... laws with data from the polar curves. b.
http://www.baliga.com/download/Lighting_Technical_Info.pdf
