1) vertex of negative lens
负透镜顶点
2) vertex of surface
[透镜]面顶点
4) minus lens
负透镜
1.
On the occasion of laser measuring device, o r any laser measuring unit , is attached with minus lens, as the paper disserted, the device size in length can be reduced, measuring range can be enlarged and accuracy in measurement can be raised.
论述了在激光测量仪 (或测量装置 )上装负透镜 ,可减小仪器的长度尺寸、扩大仪器的测量范围、提高测量精度等问题 ,所研究的问题对激光衍射测量仪的研制具有实际指导意义。
2.
This paper introduces the measurement principle and method of small-hole diameter by laser, minus lens, and digital caliber rule, besides it has carried out the contrastive measurement by laser and universal tool microscope.
介绍用激光、负透镜和数显卡尺测量微小孔径的测量原理、测量方法，并用激光和万能工具显微镜对小孔孔径进行了对比测量。
5) negative thermal lens
负热透镜
1.
The influence on the stability of the flat-concave cavity and the three mirrors folded cavity, arising from the negative thermal lens effect of Na~+,Yb~(3+):CaF_2 crystal, are analyzed with ABCD matrix.
二、利用ABCD矩阵计算方法,分析了在平凹腔和三镜折叠腔中Na~+,Yb~(3+):CaF_2晶体的负热透镜效应对稳定区间的影响。
6) minus lens
负透镜，凹透镜
补充资料：负透镜
分子式：
CAS号：
性质：见发散透镜
CAS号：
性质：见发散透镜
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条