Mechanically-reciprocating eye healthcare instrument and control method thereof
A control method, reciprocating technology, applied in the direction of eye exerciser, physical therapy, etc., can solve the problems of large side effects, high cost, stiffness, etc., and achieve the effect of improving exercise interest and efficiency
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[0026] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0027] See figure 1 As shown, a mechanical reciprocating eye health instrument includes a housing 1, which is characterized in that an optotype 2 and a driver 3 for driving the optotype 2 to reciprocate back and forth are respectively arranged in the housing 1; the eye health instrument , also includes a speed governor 4, the speed governor 4 is electrically connected with the driver 3, a background 5 is fixed behind the visual mark 2 of the housing 1, and a light-transmitting hole 7 is opened on the visual mark 2, so that the user The background 5 can be seen through the light hole 7, and a color-changing light source 6 is also installed beside the background 5, so that the background 5 forms different colors to meet the user's preferences for various colors, so as to improve exercise interest and efficiency.
[0028] Of course, if the visual mark 2 a...
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