Wearing glasses with circle glasses mens or elliptical frames will soften the facial contours. A bright-colored metal frame can also eliminate this stiffness.

The characteristics of a square face are a wide forehead, clear facial edges, high and wide jawbone area, and the side of the face is not very obvious. The face shape is square. The long face, like the square face, belongs to a face shape with distinct diamond angles.

A heart-shaped face is perfect for this angular face shape, with circle glasses mens and oval frames to soften the more rigid lines of your face. A pair of streamlined glasses can effectively compensate for the pointed and short jaw.

The widest part of the oval face is located in the frontal bone area and moves smoothly and evenly towards both sides of the forehead and chin. When choosing a mirror style, it's worth trying a wider style. This way, the overall feeling of the face can be combined with an elliptical long face shape. At the same time, elliptical faces are not very suitable for choosing large frames.

The refractive index of a lens is determined by the material used in the cheap eyeglasses near me lens. When the central thickness is the same, lenses of the same degree and material have a higher refractive index and thinner edges; When the brands are the same, the high or low refractive index indicates a difference in the materials used, and the higher the refractive index, the higher the price.

Cutting a portion of a lens with a convex or concave shape from a sphere is called a spherical lens. Due to the inevitable occurrence of aberration and other phenomena in spherical lenses, some lenses can compensate for the shortcomings of spherical lenses, namely nonspherical lenses (usually referring to single-sided nonspherical lenses).