Today I saw the link to http://led.section9tech.com/ – featuring LED bulbs. So I did some searching, trying to find reviews. Incandescent vs. CFL vs. LED Light Bulb Challenge In the comments are many links that don’t work, but here is a good one: http://lumenstarled.com/ – at over $50 a piece, I have to pass. At …
Accidental invention could light up the future “…If the new process can be developed into commercial production, light won’t come just from newfangled bulbs. Quantum dot mixtures could be painted on just about anything and electrically excited to produce a rainbow of colors, including white. …”
I was placing an order at Camping World and saw these little battery powered LED lights for cabinets, etc. At about $6 a piece, I thought I’d order 4 and give them a try. Today they were delivered and I was shocked to see that they use 3 AG13 batteries. When I ordered, I had …