LED artist and author Teddy Lo is an evangelist for the technology. His designs have been exhibited on the "tech-art scene" in Asia, Europe and the US. Photo: SCMP Pictures

LED evangelist Teddy Lo combines art and commerce in real world

LED technology, once restricted to one colour for use in calculators and VCRs, is now a 'planet-saving' ubiquitous source of illumination

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LED artist and author Teddy Lo is an evangelist for the technology. His designs have been exhibited on the "tech-art scene" in Asia, Europe and the US. Photo: SCMP Pictures
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