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View Full Version : Measuring CRI?



Shawn Nelson
08-24-2009, 05:54 PM
I found some interesting bulbs I'd like to measure the CRI of ... does anyone have a method for this that doesn't involve more math than my calculus classes?

I realize that CRI is a measurement of how faithfully a light reproduces light across the spectrum. Since I have the Munsell Color 24-color chart (aka a Macbeth), it seems I should be able to evenly illuminate that chart with said bulb and sick a program/plugin on it. Does this exists?