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To test the color rendering ability just take a CD or a DVD disc, and hold it to the light. On CFLs you'll often see just a few streaks instead of a rainbow, w
by spython 15y ago
To test the color rendering ability just take a CD or a DVD disc, and hold it to the light.
On CFLs you'll often see just a few streaks instead of a rainbow, while halogen lamps and LEDs are pretty good.
- colanderman 15y agoThanks, that's a good tip. I'm surprised that all my CFLs (even ones with supposedly good CRI) show up as red, green, and blue blotches...