Since there are many aspects to be examined, it is not too easy to get a suitable pair of glasses. Two key issues are the frames and lenses. The lenses of the lens material evaluation, type of optical correction, the thickness of the lenses and other factors. When it comes to cosmetic eye, it is still necessary to a choice of lens color. In addition, some doctors recommend optometrist or ophthalmologist special lens coatings, asAnti-reflective coating, scratch-resistant coating and so on. With detailed explanation by the physician, the final decision often depends on the customer. The other part is the frame of the spectacles. In fact, different types of spectacle frames. Frame materials such as metal and plastic can be divided into main categories. And in a further step forward can be many variations within each main category. Spectacle frames can also be grouped by structuralDifferences. For example, there are built-in frame with nose pads and the other with a flexible or adjustable nose pads.
These are not the ways to classify the frames. People with specific experience of glasses choice would be to know that there are different forms of spectacle frames. But most of them can not be known, are the obvious differences between the big picture and smaller. In some cases, experienced users of eyeglasses eyewear frames have heard such formsas round and rectangular. In fact, the forms of spectacle frames for the basic shapes the face of man are developed. In general, there are mainly six types of triangular faces, ie, round, oval, rectangular, square, base-down triangle, base up. Forms the face of most people fall into one of these six basic types can be mounted. In fact, this forms the basis of many shops face eyewear online. These images provide a model for customers to try their favorite sunglassespractical.
The choice of spectacle frames must take into account personal face shape. An additional glasses will improve the natural beauty of the face wear. In another case, the effects may be disappointing. Round and oval faces tend to have only a couple of corners so that it is preferable to a rectangular frame. People with round or oval face shape glasses are asked to support their faces thinner and longer. Unequal, oblong and squareFaces will meet with around-like frames. This obvious point of view should never be increased. The last two forms, including face-down triangles foot-up base require special facilities. As a rule, base-down looks a picture to add width at the top, and the bottom-up faces of the frames should be wider at the bottom.
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