How to choose the metal frames?
Metal frames are suitable to the majority, because metal frames can be adjusted according to the wearer's face, including the length of the temple and the angle of the nose pad. On the other hand, metal materials are abundant and of differnet kinds, so there are many styles and colors to choose, but every coin has two sides, metal frames are connected by screws, so if metal glasses frames were wore long time, the screws will loose, which makes metal frames transfigure. There are different patterns of metal frames:full rim eyeglasses, half rim eyeglasses frames and rimless eyeglasses frames, full rim glasses frames are suitable to all prescription value range, half rim eyeglasses frames and rimless eyeglass frames are not suitble for those with low prescription value, as the rims of low prescription value lenses are not thick enough.
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