Since DialVision eyeglasses are fully adjustable, they are the One pair that you can readjust to become reading glasses. It’s like having 2 pairs of glasses in one!
As Seen On TV Dial Vision:
Dial vision adjustable lens eyeglasses
World’s first eyeglasses for distance without a prescription
Turn the dials to adjust for distance or reading instantly
Great as spare eyeglasses
Impact resistant lenses, flexiable frames
Adjustable nose pads
Great for men and women
Free eye chart and soft eyeglasses pouch
Instructions: . Using the included eye chart, begin by adjusting your left eye by turning the dial until the chart comes into focus. Next adjust your right eye. In 2 easy steps you have instant replacement glasses that are ready to use! As you move the dial you’re actually adjusting the power of the lenses until you see clearly!