homemade colour measurement May 19, 2012design, fun, technologyblue, color, colour, colour measurement, green, LED, red, technology, wavelengths.westland@leeds.ac.uk Interesting article about a guy who built his own colour-measurement device at home from simple components. Share this: Share on Facebook (Opens in new window) Facebook Share on LinkedIn (Opens in new window) LinkedIn Share on X (Opens in new window) X Email a link to a friend (Opens in new window) Email