For laser technology used in desktop laser engravers, the disadvantages are the price, work area, and limited laser power. The price is always the top problem for every laser brand, while due to more and more discount sales being on the way, people can get a 20W fiber laser engraver for $1,500 around.
The work area is one of the main cons for desktop lasers; if you like a larger area, like 40*100cm, you get a huge "desktop" laser engraver machine; if you prefer a portable machine, then a small area is unavoidable.
And the laser power, a desktop laser can reach up to 100W output, which is also the maximum laser power so far. Common desktop lasers have 10-80W laser power, and are mainly used for DIY and crafting.
Lasers are harmful to our eyes if used in the wrong way; engraving without laser safety glasses, or closing the enclosure, can lead to irreversible harm to eyes.
There are no disadvantages.
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Laser Technology
Some of the disadvantages of laser rhinoplasty may lead to itching sensation on the affected area. There may also be inflammation or scarring of the tissues.
They use......Radar. that is the name for it. they also use Laser technology called......Laser.
Laser treatment for cataracts involves using a femtosecond laser, an ultra-fast and precise laser technology.
A laser is a device which produces an intense beam by stimulated emission of photons. This technology is used in repairing detached retinas, barcodes, making holograms and drilling holes in metals.
electrophotographic
electrophotographic
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A few disadvantages in lasers are that they can easily blind you, are readily avaliable(anyone can buy them), and also come in very high powers, which can even burn skin! Another disadvantage is for laser hobbyists, lasers can cost ALOT of money! Even a 5mw blue laser can cost well over $500!