High number of how to properly select frames

High number of people who should be in the choice of glasses should pay attention to what it

Select the frame transverse diameter is relatively small frames 
Myopic lens is a the the center thin surrounding thick concave lens, the farther away from the center of the thicker lenses. For horizontal oval frames, frames transverse diameter of the smaller, thinner cut edges of the lens edge.

Frame type of selection 
The choice of the type of high myopia frames, the whole box and half-box frames better than rimless frames, which is not only the edge of the lens thickness "exposed" in front of outsiders; and frame easily deformed.