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Lighting Design + Application • October 2003 - Illuminating ...

Lighting Design + Application • October 2003 - Illuminating ...

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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .P R O G R E S S R E P O R T 2 0 0 3TOp SeCREtThe MR16 lamp originallywas used in projectors. Whenthe lamp use shifted to generallighting, fixture manufacturersutilized the low cost, and readilyavailable, 11.5-V laminatedprojector transformers. Operatinga 12-V lamp at 11.5 voltsresults in significantly lowerlight output. Standard dimmersreduce the voltage further evenwhen placed at their highestsetting. IRIS, a Cooper <strong>Lighting</strong>Company, measured thesecombined light losses andfound that the dimmed installationsproduce at least 30 percentless light than lamp dataindicated. IRIS has teamedwith Q-Tran to offer a newtransformer as standard in allof the IRIS low voltage platforms.Q-Tran, Inc. has developedthis new toroidal dual-tap, 12-Vtransformer to correct this lightloss issue. Featuring two sockets,one marked for switchedloads and the other for dimmedloads, Q-Tran has beenable to compensate for the voltagelosses and accompanyingcolor shift. Voltage remainstrue at 12 +/-0.3 for eithersocket.The ICE Series of decorativebaffles from Gotham <strong>Lighting</strong>provides a unique solution totraditional suspended glass ormetal rings. Clear acrylic bafflesare specially treated toedge glow, providing controlledvisual brightness. Each bafflehas a diffuse-etched reflector toprevent reflection from the baffles.Fixtures are available in sixand eight-inch apertures withup to two triple tube lampsranging from 18 to 57 watts.New from Con-Tech is theAroTech series of fixtures,which uses the Aromat Slim-Lite series of DCP Electronicballasts for ceramic metalhalide lamps, which was in the2002 report. AroTech has acast aluminum sculptured ballasthousing and is offered inwhite, black and silver finishes.Lightolier has introducedSpectral Kubik, a T5 lightformone-inch square fixture. Withits use of a new removablesocket module technology,Spectral Kubik incorporates aspiral optic that provides excellentshielding along the fixture.The fixtures connect togetherto create patterns of light.The Lightline series of luminaireshas been developed byPeerless <strong>Lighting</strong>. Highly specularvacuum metallized reflectorsand a flash reducing perforatedscreen allow an efficientwallwash pattern from a luminairethat, at two inches, isclaimed to be the narrowest ofits kind in the industry.cOnfIdENTiAl. . . . . . . . . . . . . . . . . . . . . . . www.iesna.org . . . . . . . . 49. . LD+A . . . November . . . . . <strong>2003</strong> . . . . . . . . . . . . . . . . . . . . .

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