What are glasses?
Glasses are glasses that are closely equipped and focus on eye protection. The name comes from the word glasses , which means staring, rolling or bulging your eyes. There are several species, including safety glasses used in different professions and places and various types of sports glasses.
Safety glasses are used to protect the eye from impact, heat and chemicals. They protect their eyes from sand for use in the desert, and those who have a military class are used in military operations to protect the eyes from shrapnel. Fire and rescue glasses are designed to work with fire helmets and protect their eyes from heat. The perforated versions are designed to prevent fogging while protecting your eyes from larger fragments. For example, they are suitable for wood processing. Splash Goggles are a form of laboratory glasses that or ruthless or covered the holes to protect the carrier from splashing liquids. The glasses have a hard shell and are designed towere worn safely, adding additional layers of protection against irradiation, heat and debris. Panoramic night vision glasses (PNVGs) have been used in the Air Force since April 2005. They provide a field of view of 95 degrees compared to the 40 degrees offered by the common. Night vision versions are also used to monitor the night sky phenomena such as comets, asteroid showers and other astronomical observations.
For swimming, they are designed to protect their eyes from water, chlorinated weather or not and improve underwater vision. They can be made with prescription lenses, ears' glasses (EPGS) are innovations in swimming accessories that are designed to protect the eyes and ears that were patented in 1998.
They create skiing are built for durability and comfort. They often come up with the selection of Lenses correspond to the lighting conditions. The recent invention is "Magic Goggles". This is a skiGlasses that switch shades when the button is pressed. This allows skiers and snowboarders to adjust the key element of safety by adapting their vision to the surrounding light, literally while running if the conditions change.
In July 2006, scientists from Glasgow University announced a real working type of X -ray glasses. Planned for use in counter -terrorism and safety sees through clothes and suitcases. This goggles have caused problems with personal data protection, even if it creates a vision of normal people who have what was considered to be superhero forces.