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2. NY teen loses sight in one eye after buying ‘defective’ laser ...

   www.aol.com/ny-teen-loses-sight-one-154411549.html

   A New York teen lost vision in his left eye moments after powering up a "defectively designed," Chinese-made laser pointer he purchased on Amazon, according to a lawsuit against the retail behemoth.

3. The beginners guide to shopping Amazon Prime Day like a pro - AOL

   www.aol.com/lifestyle/shop-amazon-prime-day...

   Your Fall Prime Day Shopping Guide: See all of our Prime Day coverage. Shop the best Prime Day deals on Yahoo Life. Follow Engadget for Prime Day tech deals. Learn about Prime Day trends on In The ...

4. Optical tweezers - Wikipedia

   en.wikipedia.org/wiki/Optical_tweezers

   However a number of other beam types have been used to trap particles, including high order laser beams i.e. Hermite-Gaussian beams (TEM xy), Laguerre-Gaussian (LG) beams (TEM pl) and Bessel beams. Optical tweezers based on Laguerre-Gaussian beams have the unique capability of trapping particles that are optically reflective and absorptive.

5. Laser pointer - Wikipedia

   en.wikipedia.org/wiki/Laser_pointer

   Red (635 nm), blueish violet (445 nm), and green (520 nm) laser pointers. A laser pointer or laser pen is a (typically battery-powered) handheld device that uses a laser diode to emit a narrow low-power visible laser beam (i.e. coherent light) to highlight something of interest with a small bright colored spot.

6. List of laser types - Wikipedia

   en.wikipedia.org/wiki/List_of_laser_types

   Projection, life sciences, forensic analysis, spectroscopy, eye surgery, laser light shows. The lasing medium is a semiconductor chip. Frequency doubling or tripling is typically done to produce visible or ultraviolet radiation. Power levels of several watts are possible. Beam quality can be extremely high- often rivaling that of an ion laser.

7. Best Amazon Prime Day Deals in 2024 - AOL.com

   www.aol.com/shopping/prime-day

   Your guide to all of the deals leading up to and day of sales available on Amazon Prime Day. Shop deals on gadgets, home goods, Apple products and other great finds from our editors to make your ...

8. List of laser applications - Wikipedia

   en.wikipedia.org/wiki/List_of_laser_applications

   For example, a laser sight is a small, usually visible-light laser placed on a handgun or a rifle and aligned to emit a beam parallel to the barrel. Since a laser beam has low divergence, the laser light appears as a small spot even at long distances; the user places the spot on the desired target and the barrel of the gun is aligned (but not ...

9. How will strobe lights stop drivers as walkers cross Hilton ...

   www.aol.com/news/strobe-lights-stop-drivers...

   Expected to be finished by October, Hilton Head is installing Rectangular Rapid Flashing Beacons to alert drivers of pedestrians at crosswalks. Here’s where they are going.