Head wear type automatic flip glasses

Abstract

The invention discloses head wear type automatic flip glasses comprising a housing, front automatic flipping lenses, rear fixing lenses, a transmission system, a circuit control system and a head fixing member. The front automatic flipping lenses are connected to the housing in a flipping manner, the rear fixing lenses are connected to the housing fixedly, and the front automatic flipping lenses are located in front of the rear fixing lenses; the transmission system and the circuit control system are located in the housing, and the head fixing member is located on the housing; the circuit control system is driven by the transmission system, and the transmission system is used for controlling the the front automatic flipping lenses to flip. The glasses can be wore on the head for training, the front automatic flipping lenses flip automatically, hand holding or manual lens flipping are omitted, the lens flipping training, reading and writing are combined integrally, long-term adherence can be facilitated, and fine effect can be achieved.

Description

technical field [0001] The invention relates to the field of eye care, in particular to head-mounted automatic flip glasses. Background technique [0002] There are more and more myopia patients in our country, and there is a trend towards younger age. Myopia brings great inconvenience to people's daily life. In order to improve vision, people have developed many eye care devices. Among them, the flip mirror is one of the simplest and most effective devices. Flip mirror, also known as flip or butterfly, was invented by William Bates 50 years ago. It consists of four butterfly-like lenses. One side of the central axis is a positive mirror, and the other side is a negative mirror of the same degree. When the central axis is flipped, the positive mirror and the negative mirror are just exchanged, which can make the watcher's eyes alternate between adjustment and relaxation, so as to improve the adjustment speed, increase the adjustment range, increase the reading speed, impr...

AI Technical Summary

Problems solved by technology

Users need to hold it in front of their eyes, which is more laborious

[0005] 2. No timing function

The user needs to turn over at a frequency of 8 to 20 cycles per minute, and at the same time focus on the E-word visual mark at 40cm in front of the eyes. It is very inconvenient to use, and few students can persist for a long time and obtain good results.

[0006] 3. Different flip frequencies make it difficult to achieve consistent results

Due to the manual operation, it is difficult to accurately grasp the flip frequency

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