窗户和眼镜片的反光会造成重叠的影像，而例如相机镜头这样精密的光学系统会将点状光源扩散为看似碟形的现象。

Reflections from Windows and eyeglasses produce superimposed views, and complex optical systems, such as camera lenses, can turn point sources of light into apparently saucer-shaped phenomena.

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德国肖特是世界公认的镜片领导者， 他的镜片可用于精密的光学系统，包含药物仪器，著名品牌的相机镜片。

Schott is the recognized world leader in glass utilized for precision optical lens systems, including medical instrumentation, and famous-brand camera lenses.

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该系统主要由半导体激光光源、准直扩束整形光学系统、主体精密机械系统、单片机控制系统和计算机实时数据处理系统等组成。

The system is composed of a semiconductor laser source, a main fine mechanic system and controller, a real-time controlling system with SCM and data processing system by PC.

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