1·Based on Lau effect in double grating, the focal distance of lens is measured.
根据计量光栅的特点，可以利用双光栅效应测量透镜焦距。
2·But only with the right focal distance and correct aperture could we get the true pictures.
只有我们调对了焦距，对准了光圈，才有可能得到真实的图像。
3·This may avoid remedy mistake because of the actual different focal distance brings from AS function.
这样可以避免AS功能启动是由于实际的焦距不同带来的矫正错误。
4·The authors have reported two methods for measuring the efficient focal distance of the laser rod lenses.
提出几种计算和测量激光棒负透镜等效焦距的方法。
5·Conjugate method is an accurate, simple and convenient method to measure the focal distance of thin convex lens.
共轭法是一种较为准确和简便的测量薄透镜焦距的方法。
6·Here the focal distance and both eyes parallax are absolute values which was measured by highly efficient sensor in one's eyes.
这就是我们两个眼球所测量得到的焦距和视差的绝对值。
7·An experimental investigation of the combination of a long focal distance Bragg-Fresnel lens with a bimorph mirror is described.
描述了对长焦距布拉格-菲涅耳透镜与可变曲率半径反射镜组合所做的实验研究。
8·In measuring the focal distance of lens, the experimental accuracy is often affected by the poor quality in the formation of images.
在测量透镜焦距时，往往由于成像质量差而影响实验的精度。
9·The picture would become clear lucidity while only adjusting good focal distance, this embodied the strength that the concentration has.
只有调整好焦距时，图像才会变得清晰明朗，这就体现了集中所具有的力量。
10·From the focal distance formula of thin lens, the convergence and divergence nature of each kind of thin lens are discussed in different media.
从薄透镜的焦距公式出发，讨论了各种透镜在不同介质中的会聚与发散性质。