Ads
related to: what is flash blindness- FSA & HSA Eligible Items
See eligible products and use your
FSA or HSA card on Amazon
- Everyday Essentials
Everything on your list, for less
shop all your essentials on Amazon
- FSA & HSA Eligible Items
Search results
Results From The WOW.Com Content Network
Flash blindness is an either temporary or permanent visual impairment during and following exposure of a varying length of time to a light flash of extremely high intensity, such as a nuclear explosion, flash photograph, lightning strike, or extremely bright light, i.e. a searchlight, laser pointer, landing lights or ultraviolet light. [1]
This is termed arc eye, while photokeratitis caused by exposure to sunlight reflected from ice and snow, particularly at elevation, is commonly called snow blindness. [5] It can also occur due to using tanning beds without proper eyewear. Natural sources include bright sunlight reflected from snow or ice or, less commonly, from sea or sand. [6]
Simulation of temporary flash blindness where the image takes from a few seconds to a few minutes to fade away, depending on how much light entered the eye. Light level 50 μW/cm 2; for example, a legal 5 mW laser pointer at 350 feet (110 m). The photos at right flash because most incidents are of flashes and not of steady illumination.
A dazzler is a non-lethal weapon which uses intense directed radiation to temporarily disorient its target with flash blindness. They can effectively deter further advances, regardless of language or cultural barriers, but can also be used for hailing and warning. [1] Targets can include electronic sensors as well as human vision. [2]
Exposure to hand-held laser light under such circumstances may seem trivial given the brevity of exposure, the large distances involved and beam spread of up to several metres. However, laser exposure may create dangerous conditions such as flash blindness. If this occurs during a critical moment in aircraft operation, the aircraft may be ...
Time blindness has garnered a lot of skepticism online, but it's real. Those who have it aren't irresponsible, according to experts, they just perceive time differently.
If you're a sighted person, you likely have misconceptions about blind people. Time to educate yourselves.
For premium support please call: 800-290-4726 more ways to reach us