Light output vs. color rendering index (CRI) for both PAR Lamps (left) and CFL (right) from the ENERGY STAR(R) Qualified Lighting Product List (QLPL), compared to conventional light sources which consumers have become accustomed to over many decades (red ovals). The current standards drive the industry to predominantly produce modest color quality lamps, which do not address the color quality barrier to adoption.
Multimedia Gallery URLLight output vs. color rendering index (CRI) for both PAR Lamps (left) and CFL (right) from the ENERGY STAR(R) Qualified Lighting Product List (QLPL), compared to conventional light sources which consumers have become accustomed to over many decades (red ovals). The current standards drive the industry to predominantly produce modest color quality lamps, which do not address the color quality barrier to adoption.
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