I have a rotationally symmetric system.I don't know why the tangential focus is different from the sagittal focus.Thank you very much for answering my question.
为什么打不开优化向导?
帮助手册中“默认高度是在光线与子午面交汇的点进行测量的,而不是下一个表面的实际曲面”,光线怎么跟它的子午面交汇?不太理解这一句。
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