to build a laser you have to put a microchip in glue in on to a spring and put two lr44 + soda batteries in the laser i make homemade lasers that can reach up to 3,000 ft. this project will cost about six dollars in the u.s. .
laser light build
buy one at the 99 cent store
A 1,000 MW laser would be an incredibly powerful laser beam and cost many millions to build. Now, a 1000mW laser isn't so expensive as people thought. For example, 1500mW Levin Series Blue Laser Pointer at LaserTo is $299.99, and 1000mW S3 Arctic Blue Laser from Wickedlasers is $299.95.
Your best bet is a CO2 laser using an O2 jet. However, I doubt if any but the most determined could hobbyist could build that powerful of a laser. Still, CO2 is your best bet.
There are several videos available on YouTube showing on how to make a laser. For example the video entitled "DIY: How to Build a Burning Red Laser" shows step-by-step instructions - including some final tests.
it can mess up your eyes
ruby steel and glass next time please just google it.
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The list of weapons that start with laser are: Laser axe Laser bow Laser chaingun Laser chainsaw Laser cannon Laser crossbow Laser daggers Laser gatling gun Laser knife Laser machete Laser machine gun Laser rapier Laser rocket launcher Laser scythe Laser shotgun Laser slingshot Laser sword Laser tommy gun Laser whip and countless others
Yes, lasers are generally most welcome on airplanes. Technologically speaking, since we are not yet advanced enough to design and build laser blasters, not unlike those in star wars, all lasers are allowed on planes.
laser
The old laser printers used He-Ne laser , and the modern laser printers use infrared laser .