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Laser pointer

en.wikipedia.org/wiki/Laser_pointer

A laser pointer or laser pen is a small handheld device with a power source ( usually a battery) .... Also, most smaller 593.5 nm pointers work in pulsed mode so they can use smaller and less powerfu...

www.ask.com/youtube?q=How Laser Pointers Work?&v=ZNUUmb9vdQk
Feb 23, 2012 ... ... describing how a laser pointer works rbwilliams1000@gmail.com. ... Why do Laser Diodes Need Driver Circuits And How Do They Work?

How does a green laser pointer work? (Or: Why are ... - ScopeStuff

www.scopestuff.com/ss_lasr5.htm

(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 have ...

How Do Laser Pointers Work? | eHow

www.ehow.com/how-does_5290220_do-laser-pointers-work.html

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 ...

The Danger Of Green Laser Pointers - MIT Technology Review

www.technologyreview.com/s/420214/the-danger-of-green-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.

Laser Pointer Safety - FAQ

www.laserpointersafety.com/FAQ/FAQ.html

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 ...

How Green Lasers Work (for the newbs) - Laser Pointer Forums ...

laserpointerforums.com/f45/how-green-lasers-work-newbs-31323.html

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 ...

How laser pointer is made - material, history, used, parts ...

www.madehow.com/Volume-7/Laser-Pointer.html

The laser pointer is a low cost portable laser that can be carried in the hand. .... Laser diodes are tested to make sure that they work after fabrication as well.

Lasers for Dummies - Wicked Lasers

www.wickedlasers.com/laser-tech/dummies.html

What is output power and how does it affect laser visibility? ... players; bar code scanners; dental drills; laser-guided tools, such as levels; and laser pointers.

Laser Pointer Safety - Illegal laser pointers being sold by Amazon.com

www.laserpointersafety.com/illegalpointers/illegalpointers.html

Jan 31, 2013 ... According to FDA/CDRH regulation 1040.10, lasers sold as pointers must have .... That explains why the violet/purple laser pointer can work for ...

More Info

What's Your Wavelength? - How Lasers Work | HowStuffWorks

science.howstuffworks.com

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 ...

How Does a Laser Work - OR Laser

www.or-laser.com

5 Tricks You Did Not Know You Could Do With Laser Pointers: On this resource, those with laser pointers can learn several unique tricks that they can do with ...

How Your Laser Pointer Works, At Least In Theory - Gizmodo

gizmodo.com

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 ...