troffer Definition

luminaire, incandescent lamp, illuminance, luminous flux, relume, fluorescent lamp, halogen, photocell, fresnel lens, transmissivity, cold cathode, photomultipliers, casement window, mullion, sunblind, thyristor, bypass capacitor, foglamp, varistor, louvres, nonvolatile storage, phototransistor, reciprocating saw, crossflow, prestressed, zener, collimating, strakes, weatherability, centrifugal pump, toric lens, annunciators, luminous efficacy, microampere, poppet valve, airfoils, underwing, subminiature, ferrites, rotor shaft, bistable, rotary actuator, platings, quartersawn, jambs, transmittance, pyrolytic, emittance, gearset, cermet, pintle, pbc, cordierite, photoluminescent, laminated glass, capillary tubing, polyphase, crius, rectifiers, aligner, iris diaphragm, baseplate, pushbutton, corrugation, aerofoils, servomotor, polyisoprene, tubeless tire, tachometers, polarimeter, spandrels, weldment, radiopacity, inlet manifold, insulative, monochromator, lumma, waviness, airflows, arresters, electroluminescent, photomultiplier, bimetal, bedplate, demister, fitments, swage, josephson junction, empennage, emissive, millivolt, sacrificial anode, radiolucent, radiuses, luminous intensity, crystal oscillator, lamella, casement, silicide, soleplate,