A DEVICE OF VARYING FOCUS OF LENS, AND GLASSES HAVING THE SAME

摘要

A device for varying the focus of a lens, and eyeglasses having the same are disclosed. According to an embodiment of the present invention, the device for varying the focus of a lens comprises: a mounting member which is mounted in a state where a first lens having a first prescription and a second lens having a second prescription are aligned at the front and the back respectively; and a movement controlling member which controls such that the first and second lens can be close to or separated from each other at the same time inside the mounting member. In addition, according to an embodiment of the present invention, the eyeglasses comprises: an eyeglass frame; a right lens and a left lens which comprise a first lens having a first prescription and a second lens having a second prescription respectively; a first focus varying device which is to vary the focus of the right lens; and a second focus varying device which is to vary the focus of the left lens. Each of the first and second focus varying devices comprises: a mounting member which is mounted in a state where the first lens and the second lens are aligned at the front and the back respectively; and a movement controlling member which controls such that the first and second lens can be close to or separated from each other at the same time inside the mounting member.