| 摘要 |
PURPOSE: An eyesight control glasses using two lenses is provided to adjust the distance between two lenses, easily by using thin and slim bolt and nut. CONSTITUTION: An eyesight control glasses includes two lenses having different refractive indexes. A support bar supports the lenses. By adjusting the distance between two lenses, the accommodation function is performed. The support bar is inserted into the same point between the lenses. A nut is inserted into the support bar. Through the rotation of the nut, the distance between the lenses is adjusted. The distance adjustment process using the two lenses is performed through the support bar and nut.
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