论文部分内容阅读
“象”是光学中的一个基本概念,但目前大多数教科书中往往不注意它与“影”的区别而导致某种程度上的混乱不清,本文对几个简单的成像问题进行讨论,企图给“象”概念作些澄清性的解释。
“Image” is a basic concept in optics. However, most textbooks often do not pay attention to the difference between “shadow” and “shadow” and lead to some degree of confusion. This article discusses a few simple imaging problems in an attempt Give some clarification to the concept of “elephant.”