Description:

Adjustable magnification lense: Magical glasses with adjustable prescription and magnification to suit your exact need. Turn the dial to adjust to see clearly with just one convenient product, meet the needs of most users.
Continuously adjustable magnificationfor a more crystal clear vision. Turn the dials to adjust for distance or reading instantly. Adjustable Eyeglasses is ready to use in less than a minute for when and where you need them. Great as spare eyeglasses in emergency situations.
Usage method:

*Hyperopia: 1. Please cover one eye with your hand, and look at the objects 6 meters away. At the same time, turn the adjusting button with the other hand forward or backward until you can see the object clearly. 2. Cover the other eye and repeat.

*Myopia: focus on an object and set aside a suitable distance for reading Repeat the above steps