A multifunctional holographic lens is presented based on autofocus error detection and the principle of reversibility of light. Its feasibility of the mirror-like surface is described.
基于自聚焦误差检测和光路可逆原理，分析并实验证明了利用一种多功能全息透镜来测量类镜表面平整度的可行性。
The principle is based on the reversibility of a photochemical reaction accompanied by a change of coloration.
其原理是根据伴随着染色变化在光化反应中的可逆性。
The principle is based on the reversibility of a photochemical reaction accompanied by a change of coloration.
其原理是根据伴随着染色变化在光化反应中的可逆性。
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