Accessory glasses fixed onto main glasses

Abstract

The invention relates to accessory glasses fixed onto main glasses. The accessory glasses fixed onto the main glasses include a pair of lenses and a beam connected between the lenses; the accessory glasses fixed onto the main glasses are characterized in that the beam is of a rod-shaped structure made from memory alloy; a pair of rectangular blocks which penetrate through the beam and can rotate peripherally and move axially around the beam are arranged on the beam, and connection rods are arranged on the rectangular blocks; the rectangular blocks further comprise elastic press sheets which limit peripheral rotation of the rectangular blocks; limiting parts are arranged on the connection rods; the connection rods are sleeved with the limiting part, the positions, relative to the connectionrods, of the limiting parts can be adjusted, and the limiting parts are of buckle structures which are provided with notches opening outwards; after the two ends of the beam are oppositely bent, sthebeam has reversed elastic restoring force for making the limiting parts be fastened on a main glasses frame. The invention aims to provide the accessory glasses which are convenient to use, high in stability, reversible, wide in application range and fixed onto the main glasses.

Description

technical field [0001] The invention relates to the field of spectacles, in particular to a secondary mirror fixed on main spectacles. Background technique [0002] Wearers of nearsighted glasses and reading glasses, for example, when exercising or driving outdoors, in order to avoid the glare of the sun and the reflection of sunlight on the snow, they need to wear a pair of sunglasses or sunglasses that prevent direct sunlight or ultraviolet rays in front of the nearsighted glasses or reading glasses ; The prior art is to fix the sunglasses or the sunglass frame on the main spectacle frame, and the fixing mode has a magnetic suction type and a hanging type, and has two kinds of use states, one is to set it in front of the eyes, and the other is to put it It is set in front of the forehead and above the eyes, but the above-mentioned fixed connection method is not conducive to one-handed operation, and it is not easy to change the use state quickly. There is a risk of blockin...

AI Technical Summary

Problems solved by technology

[0002] Wearers of nearsighted glasses and reading glasses, for example, when exercising or driving outdoors, in order to avoid the glare of the sun and the reflection of sunlight on the snow, they need to wear a pair of sunglasses or sunglasses that prevent direct sunlight or ultraviolet rays in front of the nearsighted glasses or reading glasses ; The prior art is to fix the sunglasses or the sunglass frame on the main spectacle frame, and the fixing mode has a magnetic suct

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