Each lens consists of an outer lens with a corrective distance prescription, and a flexible inner lens.
每一个镜片包含一片校正过距离的外镜和一片可变焦的内镜。
Thus the clearance on the fastening sealing part of the groove part on the shell side and the foot part in the outer lens side is not generated.
因此能够避免壳体侧的沟部与外透镜侧的脚部卡合的密封部上产生间隙。
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％。
These cataracts are more common than the kind that begin to develop in the outer part of the lens.
这些白内障要比那些从晶状体外周带开始发生的类型更为常见。
The centering device (13) comprises three clamp pins (31) pressing the outer peripheral surfaces of the lens blank (1).
定心装置(13)包括按压透镜毛坯(1)的周边表面的三个夹销(31)。
The utility model discloses a liquid-filled convex lens which is an optical convex lens formed by transparent liquid filled in a convex hollow transparent solid outer shell.
充液凸透镜，是用透明液体充进凸型空心透明固体外壳中而形成的一种光学凸透镜。
It consists of outer layer sealing constant temperature jacket, middle layer objective sleeve and inner layer as lens frame to partition and fix optical lens elements.
它由外层密封恒温外套、中间层镜筒、内层为分隔固定光学透镜元件的透镜框组件组成。
It consists of outer layer sealing constant temperature jacket, middle layer objective sleeve and inner layer as lens frame to partition and fix optical lens elements.
它由外层密封恒温外套、中间层镜筒、内层为分隔固定光学透镜元件的透镜框组件组成。
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