Also, most smaller 593.5 nm pointers work in pulsed mode so they can use
smaller and less powerful pumping diodes. New 589 nm yellow laser pointers
www.ask.com/youtube?q=How Laser Pointers Work?&v=ZNUUmb9vdQk
Feb 23, 2012 ... Richard Williams describing how a laser pointer works ... Why do Laser Diodes
Need Driver Circuits And How Do They Work? - Duration: 5:37.
Other lasers, such as diode lasers, are very weak and are used in today's pocket
laser pointers. These lasers typically emit a red beam of light that has a ...
The main application of a laser pointer is to call attention to specific areas during
a public presentation. However, laser pointers have been adapted to be used ...
(Or: Why are they more expensive than red laser pointers?) Solid state green
lasers are a relatively new item to the consumer market, but red laser pointers
Aug 12, 2010 ... Cheap green laser pointers can emit dangerous levels of infrared radiation,
according to an investigation carried out by physicists in the US.
Dec 5, 2011 ... The next time you're annoying people from afar with your laser pointer, you'll
have a greater appreciation for its bright and focused beam after ...
When does a laser pointer get powerful enough to be dangerous? ..... bans may
not work: In the Australian state of Victoria, lasers are regulated as a controlled ...
Well the question is often asked here, how do green lasers actually work and why
do they need an IR filter, so I decided to make this post that ...
A laser pen is composed of a laser diode, a battery, and possibly a lens. Many
laser pointers are red or green lasers, depending on the quality.