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Popular dynamic dioptric glasses

2008 
The utility model relates to a pair of popular dynamic dioptric glasses, which belongs to preferable near-sightedness prevention and treatment glasses for students in primary schools and middle schools. The popular dynamic dioptric glasses comprise an automatic control circuit, wherein the automatic control circuit consists of a time base integrated two-way timing control circuit and a bridge type switch circuit; the bridge type switch circuit is controlled by the time base integrated two-way timing control circuit; a main glasses holder of a main lens D1 and a sub glasses holder of a sub lens D2 are arranged on the automatic control circuit; the sub glasses holder is arranged on a chute in front of the main glasses holder through a slide block arranged on the sub glasses holder; and the output end of a reversible micro speed reducer motor DR is connected with the upper end of the sub glasses holder through soft wires. The utility model activates the variant and degraded visual accommodation function caused by long time short-distance looking while eliminating the visual fatigue, so the sightedness is gradually improved and recovered, and the effect is superior to that of all of the existing therapeutic instruments.
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