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Even moderately powered lasers can cause injury to the eye. High power lasers can also burn the skin. Some lasers are so powerful that even the diffuse reflection from a surface can be hazardous to the eye. Diagram of a human eye. The coherence and low divergence angle of laser light, aided by focusing from the lens of an eye, can cause laser ...
Doctors determined that his eye damage was likely caused by playing with and staring at the light of a green laser pointer A Laser Pointer Burned a Hole in a 9-Year-Old Boy's Eye, Doctors Say Skip ...
Exposure to optical radiation can result in negative health effects. All wavelengths across this range of the spectrum, from UV to IR, can produce thermal injury to the surface layers of the skin, including the eye. When it comes from natural sources, this sort of thermal injury might be called a sunburn.
If aimed at a person's eyes, laser pointers can cause temporary visual disturbances or even severe damage to vision. There are reports in the medical literature documenting permanent injury to the macula and the subsequent permanent loss of vision after laser light from a laser pointer was shone at a human's eyes.
At that strength, the laser can cause eye damage up to 52 feet, temporary flash blindness up to 260 feet, glare or disruption up to 1,200 feet and distraction up to 11,700 feet, according to data ...
Photic retinopathy is damage to the eye's retina, particularly the macula, from prolonged exposure to solar radiation or other bright light, e.g., lasers or arc welders.The term includes solar, laser, and welder's retinopathy and is synonymous with retinal phototoxicity. [1]
More severe cases involving scarring and discolorations may be fixed with the micro-pulsed Nd: YAG Laser. Outside of the doctor's office, Palep recommends a few products to help fight such issues.
Some lasers have the potential to cause eye damage if aimed directly into the eye, or if someone were to stare directly into a stationary laser beam. Some high-power lasers used in entertainment applications can also cause burns or skin damage if enough energy is directed onto the human body and at a close enough range.