sunglasses

Abstract

In this article, the left and right sides of the frame can be folded and unfolded by hinges on the left and right sides of the bridge, the left and right temples can be folded and unfolded by hinges relative to the left and right sides of the frame, and the left and right end pieces are provided so as to be foldable and unfoldable relative to the left and right temples. This article can be folded into a small size as a whole by folding the left and right end pieces inward relative to the left and right temples by hinges from the state shown in "Reference Plan View 1 in the Unfolded State," folding these folded left and right end pieces and temples inward relative to the left and right sides of the frame as shown in "Reference Plan View 2 in the Folded State," and then folding the left and right sides of the frame inward by the hinges on the left and right sides of the bridge as shown in "Reference Plan View 3 in the Folded State."

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