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The status of ametropia is complex, including myopia, hyperopia and astigmatism, etc. Different ametropia correction Glasses Seattle are also different, myopia needs concave lens correction, hyperopia needs Eyeglasses Seattle convex lens, astigmatism needs column mirror. In addition, the correction principles of various types of ametropia are also different. For example, moderate and low myopia generally needs to be fully corrected under the patient's tolerance, while mild hyperopia does not need to be corrected if there Aquarius Black For Men are no symptoms and signs, but it needs to be followed up and corrected in time when symptoms occur. For astigmatism, both the astigmatism degree and the axial direction should be corrected Aquarius Black Price at the same time. If the patient is intolerant when the initial prescription or the astigmatism is large, an equivalent ball lens or undercorrection of astigmatism can be used for correction.