image: Physicists have developed a method for drastically narrowing the emission spectrum of an ordinary diode laser, like that in a laser pointer, for use in compact chemical analyzers that can fit ...

Sometimes a gizmo seems too cheap to be true. You know there’s just no way it’ll work as advertised — but sometimes it’s fun to find out. Thankfully, if that gadget happens to be a MILESEEY PF210 ...

While some decent lasers are out there for under $400 USD, they tend to be a little small. What if you wanted something a little nicer but didn’t want to jump to the $2,000 category? The answer for ...

So I think I want to replace my cheap inkjet at home with a cheap laser for my modest at-home printing needs. I see this one at Amazon for $142:<BR><BR>amazon link<BR><BR>I've seen others from other ...