I use different types of colored lights shining through the crystals, so the ice structures act like complex lenses to refract the light in different ways.
我利用不同颜色的光照射晶体，冰晶结构就像复杂的棱镜一样将光线折射到不同的方向。
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.
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。
The low-temperature eclogites from the subduction-accretionary complex in the North Qilian Mountain occur as lenses within blueschists and phengite-schists.
北祁连俯冲-增生杂岩带中的低温榴辉岩以透镜体形式产于蓝片岩和多硅白云母片岩中。
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