It's an easy matter to observe chromatic aberrations , with a thick, simple converging lens.
用一厚的简单会聚透镜很容易观察色差.
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It's an easy matter to observe chromatic aberrations, with a thick, simple converging lens.
用一厚的简单会聚透镜很容易观察色差。
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根据聚光结构的不同,定标光源使用聚光镜和自聚焦镜两种方案;
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