The infant got correction of hyperopia, plus glasses, and a translucent cover on the lower part of the right lens.
婴儿得到了远视，加上眼镜和正确的镜头的下半部分的半透明盖的校正。
The lens hood is used to cover up the lens.
遮光罩是用来遮盖镜头的。
We also moved to a Sapphire lens cover, which is thinner and more durable than the previous cover glass. This really protects the optics, and keeps your photos looking great.
我们还用蓝宝石保护罩更换了原先的玻璃盖，因为它相比更纤薄，更耐用，能更好的保护手机上的光学部分，并让拍摄的照片更好看。
If your lens lacks screw threads, you need to be extra careful and remember to cover the lens whenever the camera isn't in use.
如果你的镜头上没有，那就需要特别小心，并且记得当不使用相机时要遮盖住镜头。
It has a handle, a built-in lens cover, and is designed to go.
它有一个手柄，一个内置的镜头盖，其目的是去。
With direction index, sapphire cover lens, never abrasion.
带有方向标，蓝宝石镜头，永不磨损。
I used two back plates to cover both sides of the great hall and as I wrote above the lens information was missing from these images so I tried each usual lens. This led me to this.
正如我上面所写的，这些照片的镜头信息没有，所以我尝试了每一个常见的镜头，之后我得到了这个效果。
He USES a common diode laser, a simple lens and a power supply to generate an infra-red barrier that can cover a door or window.
他使用普通二极管激光、一简单镜片和电源来产生红外线屏障覆盖门窗。
The lens can be connected with the CCD part by a retractable shading cover.
在镜头和CCD部件之间通过可伸缩的遮光罩相连接。
This fairly common sight occurs when high thin clouds containing millions of tiny ice crystals cover much of the sky. Each ice crystal ACTS like a miniature lens.
这种相当常见的气象景象之所以会出现，是因为覆盖广大天空的高层薄云中含有数以百万计的小冰晶，而每一个冰晶的作用就像是小型的棱镜。
This fairly common sight occurs when high thin clouds containing millions of tiny ice crystals cover much of the sky. Each ice crystal ACTS like a miniature lens.
这种相当常见的气象景象之所以会出现，是因为覆盖广大天空的高层薄云中含有数以百万计的小冰晶，而每一个冰晶的作用就像是小型的棱镜。
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