The downside of this technology was insuring that the oil would not leak out of the lens cell.

该技术的缺点是：必须保证油不会从物镜组的小室中泄漏出去。

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A locking device is provided for locking two matching lens cell halves (12, 14) of a lens cell (10).

提供了一种用于将透镜镜筒(10)的两个匹配透镜镜筒半体(12,14)锁定的锁定装置。

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The G5 Series provides additional Z-Axis adjustment of the focus lens cell to compensate for varying High-Pressure Optic Thickness.

G5系列提供额外的Z轴的焦点透镜元件的调整，以补偿不同高压光学厚度。

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He and his colleagues have also built several models of Frankencamera, using bits of kit found in commercially available devices both low-end, like inexpensive cell phones, and high-end, such as pricey single-lens reflex cameras.

ECONOMIST: Monitor

Acting as a lens, the rig's large water-filled orb concentrates diffused daylight or moonlight onto a solar cell with the help of optical tracking to harvest electricity.

ENGADGET: Spherical glass lens concentrates sunlight by up to 10,000 times, boosts solar cell efficiency