Glasses adjustable in frame size

Abstract

The invention discloses glasses adjustable in frame size. The glasses comprise frames, a crossbeam and legs, each frame consists of an upper frame portion and a lower frame portion, contact surfaces of the upper frame portions and the lower frame portions are provided with grooves, contact surfaces of the lower frame portions and the upper frame portions are integrally provided with convex columns, and springs externally sleeve the convex columns. Each leg comprises a front leg section and a rear leg section, wherein the front leg section and the rear leg section are connected through a torsion spring, and a rotating shaft is arranged in the middle of a contact surface of the front leg section and the rear leg section. The glasses are provided with the upper frame portions, the lower frameportions, the convex columns and the springs, frame size adjustability is realized, and mounting of lenses in different sizes can be realized to meet demands of different customers. In addition, whenneeding lens cleaning cloth for cleaning the glasses, a user can directly turn the rear leg sections downwards and then take the lens cleaning cloth from the rotating shafts, and simplicity in operation, convenience and practicality are realized.

Description

technical field [0001] The invention relates to spectacles, in particular to spectacles with adjustable frame size. Background technique [0002] Glasses are lens lenses embedded in the frame and worn in front of the eyes to improve vision, protect eyes or for decoration. Lenses can correct a variety of vision problems, including nearsightedness, farsightedness, astigmatism, presbyopia, or strabismus. Glasses are composed of lenses and frames. There are four kinds of glasses for myopia, glasses for farsightedness, glasses for presbyopia and glasses for astigmatism. There are also special glasses for watching 3D stereoscopic images or virtual reality images. Other types of eyewear include goggles, sunglasses, swimming goggles, etc., which provide various protection for the eyes. Modern spectacles are usually provided with a nose pad in the middle of the lens, and cushions are provided at the position where the left and right arms rest on the ears. People who love beauty ...

AI Technical Summary

Problems solved by technology

[0003] The size of the existing spectacle frames is generally fixed, and can only hold lenses of one size, but due to differences in personal preferences, it is difficult to meet the needs of different consumers, and, in daily life, if the glasses are dirty, there is no Carrying lens cleaning cloth, most people wipe the lens directly with clothes or toilet paper, which will scratch the lens and affect the service life of the glasses

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