I noticed there were a few questions about this over on CNCZone, so I thought I'd post this photo to show the difference that the Nichia SuperBright LEDs make in our Tormach Special Pro Ring Light. Here's a quick side-by-side comparison of our Tormach Pro Ring Light vs. the ones they sell at Woodcraft, Princess Auto, Harbor Freight, etc.
Ours is the one on the right. You can buy it here.