Photochromic lens - Wikipedia
网页A photochromic lens is an optical lens that darkens on exposure to light of sufficiently high frequency, most commonly ultraviolet (UV) radiation. In the absence of activating light, the lenses return to their clear state.
What Are Photochromic Lenses? - WebMD
网页2022年6月27日 · Photochromic lenses are ideal for people who need to wear glasses all of the time. The two main purposes of photochromic lenses are to protect your eyes from UV light and to eliminate the need...
Photochromism - Wikipedia
网页Photochromism is the reversible change of color upon exposure to light. It is a transformation of a chemical species (photoswitch) between two forms by the absorption of electromagnetic radiation (photoisomerization), where the two forms have different absorption spectra. [1][2] Applications. Sunglasses.
5 things to know about photochromic lenses - All About Vision
网页2020年3月29日 · With photochromic lenses, you get vision correction along with protection from the sun's dangerous UV rays all in one pair of glasses. Photochromic lenses won’t help with night driving. Photochromic lenses only darken under the sun’s UV rays, so they won’t dim bright headlights or streetlights.
The Pros and Cons of Photochromic Lenses | Zenni Optical
网页Photochromic lenses, also known as transition lenses, are a type of eyeglass lens that automatically adjusts to changing light conditions. They darken when exposed to UV and return to their clear state when indoors or in low light. In this article, we’ll explore the benefits of these lenses and when to wear them.
Inorganic photochromic materials: Recent advances, mechanism, …
网页The latest progress of inorganic photochromic materials is summarized from the aspects of the advance of new materials, the mechanism of photochromism, the techniques for evaluating photochromism, th...
变色眼镜 - 百度百科
网页变色眼镜（photochromic glass）是由变色玻璃做成的眼镜。 在适当波长光的辐照下改变其颜色，而移去光源时则恢复其原来颜色的玻璃。 又称光致变色玻璃或光色玻璃。
Photochromic (Transition) Lenses - Types, Pros & Cons - Vision …
网页2024年2月5日 · Photochromic lenses, also known as adaptive or “transition lenses,” are intelligent lenses designed to protect the eyes from bright light and harmful ultraviolet (UV) rays. They provide a “sunglass effect,” which means they darken in bright sunlight and become clear in low light.
光致變色鏡片 - 維基百科，自由的百科全書
网页光致變色鏡片 是一種當曝露在某特定 波長 的光（一般是 紫外光 ）時會變得深色的鏡片，而當不再被此光源照射便會回覆原有的透光率而變得清透。. 光致變色鏡片可以由 玻璃 或包括 聚碳酸酯 在內的 塑膠 製成。. 其變色效果是由添加在鏡片內的 氯化銀 或 ...
Editorial: Photochromic Materials: Design and Applications
网页2021年7月28日 · Among these different classes of photochromic materials, the organic and its hybrid organic-inorganic types have been shown to be fatigue resistant with structural diversities. Applications of these materials include security markings, ions and solvents probing, optical shutters, photo-switchable molecular devices, topographical change ...
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