The biggest slab of meat grown so far is about the size of a contact lens and contains millions of cells.

现阶段培育出来最大肉片的大小跟一片隐形眼镜差不多，包含几百万个细胞。

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Lens reflections, in any case, are equivalent in size to the bright objects, or are smaller than the object.

镜头内的反光在任何情况下都只会等于或小于亮物的大小。

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It is a daunting task to reconcile between pixel size and sensor size with respect to lens light throughput optimization, and is often easily said than done.

协调像素大小和传感器大小对于优化镜头的透光量来说是一项艰巨的任务，并且经常是说比做更容易。

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Aside from the differences in lens size, these bad boys are all pretty much the same, hitting the ground with 12 megapixel CCDs, 2.7-inch displays, advanced face tracking, intelligent auto mode, and both xD-Picture Card and microSD compatibility.

ENGADGET: Olympus announces new FE and mju range 12 megapixel shooters

In Hoyos' smallest scanners, ideally for mobile devices, the processor is mounted on a circuit board that also holds a dime-size lens.

FORBES: Magazine Article

The WG-3's rugged design is enhanced by its folded optical zoom lens that reduces its vulnerability to moisture and dust while ensuring a compact and pocketable size without the protrusion of a lens barrel.

ENGADGET: Pentax expands ruggedized series with Optio WG-3, Target-exclusive WG-10