| 摘要 |
A colored contact leas for use as a trial lens, consisting of a circular plastic lens having a convex outer surface and comprising a clear limbal ring (1) at the outer edge of the lens, a clear pupillary part (2) in the middle of the lens and an iris ring (3) between the limbal ring and the pupillary part, the iris ring being provided with a continuous pattern formed by a coloring agent. According to the invention, the iris ring comprises a visually perceptible discontinuity area that breaks the continuous pattern.
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