Summarized Accounts In Relation To Rimmed Eyeglasses
Classified according to frame appearance, eyeglasses can be divided into rimmed eyeglasses, semi-rimless eyeglasses and rimless eyeglasses. The first one of the three is the most primitive frame style, which can be adopted in eye glass production of all kinds, like myopic glasses, presbyopic glasses and sunglasses, etc.. Rimmed eyeglasses, whose name is self-explanatory, are those whose lenses, both upper side and lower side, are rimmed. The frame can be made from plates, metals and plastics, etc.. Recently, benefited from advanced technology, materials applied in the frame production achieve a great breakthrough. The memory metal alloy is one of them. Eyeglasses made from it are bendable, and when out of shape, once heated to certain temperature, they can quickly restore to their normal forms. As a result, glasses would bear a high cycle life. (more…)
