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Snow goggles (Inuktitut: ilgaak or iggaak, syllabics: ᐃᓪᒑᒃ or ᐃᒡᒑᒃ; [1] Central Yupik: nigaugek, nigauget) are a type of eyewear traditionally used by the Inuit and the Yupik peoples of the Arctic to prevent snow blindness.
Goggles, or safety glasses, are forms of protective eyewear that usually enclose or protect the area surrounding the eye in order to prevent particulates, water or chemicals from striking the eyes. They are used in chemistry laboratories and in woodworking. They are often used in snow sports as well, and in the sport of swimming.
Fusion night vision combines I² (image intensification) with thermal imaging, which functions in the medium (MWIR 3-5 μm) and/or long (LWIR 8-14 μm) wavelength range. [42] Initial models appeared in the 2000s. [32] Dedicated fusion devices and clip-on imagers that add a thermal overlay to standard I² night vision devices are available. [43]
Orthokeratology lens. Orthokeratology, also referred to as Night lenses, Ortho-K, OK, Overnight Vision Correction, Corneal Refractive Therapy (CRT), Accelerated Orthokeretology, Cornea Corrective Contacts, Eccentricity Zero Molding, and Gentle Vision Shaping System (GVSS), is the use of gas-permeable contact lenses that temporarily reshape the cornea to reduce refractive errors such as myopia ...
In contrast to most other eye glasses, shooting glasses usually only have one lens that corrects the ametropia of the dominant eye, which is used for aiming.This lens is selected in such a way that the maximum visual acuity lies on the font sight line element near the muzzle of the (non-magnifying) open type or diopter and globe type match sight line elements to get three points positioned in ...
U.S. gymnast Stephen Nedoroscik wears glasses, which seems to be a rarity among athletes going for the gold at the 2024 Paris Olympics.. He takes them off when he competes on the pommel horse ...
The NHTSA reported 3,522 deaths in 2021 — compared to 3,142 the year before, a 12% increase — from distracted driving, or “any activity that diverts attention from driving” like texting ...
Nyctalopia (/ ˌ n ɪ k t ə ˈ l oʊ p i ə /; from Ancient Greek νύκτ-(núkt-) 'night' ἀλαός (alaós) 'blind, invisible' and ὄψ (óps) 'eye'), [1] also called night-blindness, is a condition making it difficult or impossible to see in relatively low light. It is a symptom of several eye diseases.
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