根据计量光栅的特点，可以利用双光栅效应测量透镜焦距。
Based on Lau effect in double grating, the focal distance of lens is measured.
介绍了用全息透镜阵列对双曝光散斑图或双曝光粒子像进行并行光学处理的方法。
A method of parallel optical processing of double exposure specklegram or particle image using hololens array is presented.
对用于双光纤光镊系统的锥形透镜光纤光场特性进行了研究。
Characteristics of optical field in tapered optical fiber for dual-fiber optical trap is analyzed in this paper.
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