The encapsulant includes an inner lens and an outer lens, the inner lens having a refractive index less than, and in some cases about 70 to 80% of, the refractive index of the outer lens.

所述封壳具有内透镜以及外透镜，所述内透镜的折射率小于所 述外透镜的折射率，并且在某些情况下为所述外透镜折射率的70％到 80％。

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The traditional technique of taking out contacts involves moving the lens to the outer, lower corner of the eye and then using the thumb and forefinger to pinch it out.

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Sadly, there's not all that much to see in the cloudy drink, but with the lens part of the outer casing being flat, it should be able to get some interesting underwater clips in clearer waters, should the occasion arise.

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