A procedure for the measurement of focal length and radius of curvature of a lens using coherent gradient sensing system and Fourier transform fringe analysis technique has been demonstrated. Light from the laser illuminates the specimen and the wavefront emerging from the specimen is tested using ...
the radius of curvature is ___a. inside the lensb. the focal lengthc. twice the focal lengthd. half the focal length 相关知识点: 试题来源: 解析 答案C设抛物线方程为x^2=2py 符合该方程的平抛运动的参数方程为:y=1/2gt^2,x=vt 改写参数方程得:y=2gx^2/v^2 于是2p=v^2/2g 在最高点...
1)radius of iris curvature虹膜曲率半径 1.The correlative analysis of the radius of iris curvature obtained with dynamic camera system and with UBM;活体人眼虹膜曲率半径的实时定量测量:俯卧位前房摄像测量系统与超声生物显微镜的比较 2)corneal curvature radius角膜曲率半径 3)curvature radius曲率半径 1.Analyse...
The formula delivers the focal length within the paraxial approximation, not considering spherical aberrations, for example. The equation holds for paraxial rays, not too far from the symmetry axis. Calculator for Focal Length of a Lens Refractive index: Radius 1: (0 = no curvature) Radius 2...
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1.The autocollimating telescope method for determination of theradius of curvatureand focal length of thin lens;用分光仪测量薄透镜曲率半径和焦距的实验研究(英文) 2.The Radius of Curvature at Any Point on the Profile of A Disk Cam with Oscillating Roller Follower——One Application of the Euler-...
A procedure for the measurement of focal length and radius of curvature of a lens using coherent gradient sensing system and Fourier transform fringe analysis technique has been demonstrated. Light from the laser illuminates the specimen and the wavefront emerging from the specimen is tested using ...
17.The method according to claim 16, further comprising:accumulating the plurality of actuator commands; andproducing the edge sensor bias measurements defining the global radius of curvature from the accumulated actuator commands by calculation of an estimator matrix. ...
The experimental results successfully demonstrated the feasibility of the proposed method; the percent errors for focal length and radius of curvature measurement were less than 0.5%. The measurement uncertainty was analyzed and the correctness of the derived equation was conrmed through simulation. ...