Every now and then, one of my columns elicits enough reader response to merit a follow-up. Such is the case with a piece I wrote on green laser pointers (November 2013), in which I outlined their ...

CNI's new product--405nm blue ray laser pointer Its color is very amazing, blue violet, round spot. As known earlier, the blu-ray laser diode is widely used in blue laser drive or player and its ...

Been waiting for 3 years for them to hit shelves. They just did.<BR><BR>http://www.dealextreme.com/products.dx/category.923<BR>I suppose I could get the 5mw one. But ...

Who would have thought you could make a game out of an optical bench? [Chris Mitchell] did, and while we were skeptical at first, his laser Light Bender game has some potential. Just watch your eyes.