What does the L stand for in laser?
The word laser is an acronym for the expression “light amplification by stimulated emission of radiation.” In other words, a laser is a device capable of converting light or electrical energy into a focused, high energy beam.
What are some uses of lasers?
Lasers are used in optical disc drives, laser printers, barcode scanners, DNA sequencing instruments, fiber-optic, semiconducting chip manufacturing (photolithography), and free-space optical communication, laser surgery and skin treatments, cutting and welding materials, military and law enforcement devices for …
Is Taser an acronym?
The Taser was first developed in the mid-1970s by American inventor Jack Cover. Taser is an acronym for Tom A. Swift Electric Rifle (the Tom Swift books about an inventor of amazing gadgets were a childhood favorite of Cover) and is a brand name for the device, which is manufactured by Taser International.
What are 3 uses for lasers?
There are many applications for laser technology including the following:
- Laser Range Finding.
- Information Processing (DVDs and Blu-Ray)
- Bar Code Readers.
- Laser Surgery.
- Holographic Imaging.
- Laser Spectroscopy.
- Laser Material Processing.
What are lasers used for in medicine?
With proper use, lasers allow the surgeon to accomplish more complex tasks, reduce blood loss, decrease postoperative discomfort, reduce the chance of wound infection, and achieve better wound healing. As with any type of surgery, laser surgery has potential risks.
How effective is Nd YAG laser?
Previous studies with the Nd: YAG laser in skin phototypes IV–VI have shown a hair reduction varying from 23 to 33% after a single session,[1,2,3,14] 58 to 62% after three sessions[13] and 50 to 100% after 5–7 sessions[4,8,9] respectively at 4–12 weeks follow-up.