LAS VEGAS -- GES Exposition Services, a leader in exhibition and event services, announces its certification as a Bay Area Green Business and the expansion of environmental initiatives across its worldwide network.
Colleen Atwood, costume designer for Arrow, was brought in to design the Flash's suit. The creative team wanted to make sure that the Flash would resemble his comic book counterpart, and not simply be a poor imitation. The series is primarily filmed in Vancouver, British Columbia, Canada.
The flash tube is a cold-cathode device filled with xenon gas, used to produce an intense short pulse of light for photography or to act as a stroboscope to examine the motion of moving parts. Lamps. Cold-cathode lamps include cold-cathode fluorescent lamps (CCFLs) and neon lamps. Neon lamps primarily rely on excitation of gas molecules to emit light; CCFLs use a discharge in mercury vapor to develop ultraviolet light, which in turn causes a fluorescent coating on the inside of the lamp to emit visible light.