Reader with sliding type reading magnifier

Abstract

The invention discloses a reader with a sliding type reading magnifier. The reader is characterized in that one end of the inner side of a toothed ring is provided with an accommodating edge; the edge of a convex lens is located on the accommodating edge and is arranged in the toothed ring in a matched manner; the other end of the inner side of the toothed ring is connected with an annular pressing sheet which is pressed at the edge of the convex lens; an elongated open hole is formed in a bracket; one end of the elongated open hole is provided with an accommodating boss; the toothed ring is located in the open hole and is arranged on the accommodating boss; the other end of the open hole is provided with an elongated upper cover; the upper cover is provided with an elongated open window; the inner edge of the upper cover and the accommodating boss are aligned with each other, so that a g toothed ring slide can be formed; one of two long inner surfaces in the open hole is fixedly connected with a toothed bar matched with the toothed ring; an endless belt which is engaged with the toothed ring is located between the other inner surface opposite to the toothed bar and the toothed ring; the endless belt extends out from the open hole through a notch along the inner surface; two ends of the elongated bracket are of outwards-protruding arc-shaped structures; the outer side of the toothed bar is provided with a belt groove; and a portion of the endless belt, which extends out from the notch, extends into the belt groove through the arc-shaped ends.

Description

technical field [0001] The invention relates to a reading tool, in particular to a reader with a sliding reading magnifying glass. Background technique [0002] With the growth of age, people's eye function gradually declines, and the ability to see things at close range becomes worse, forming presbyopia and hyperopia. When reading books and newspapers, people often need to use a magnifying glass to correct their vision. The existing magnifying glasses are all hand-held with handles. One-handed holding is unstable, shaking affects reading, poor tracking and easy serialization, and it is impossible to free your hands when reading with a magnifying glass. Especially for middle-aged and elderly people, their arms are prone to soreness over time, which still needs to be solved by technological innovation. Contents of the invention [0003] In order to solve the above problems, the present invention provides a reader with a sliding reading magnifying glass. [0004] The techn...

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