Apparatus and methods for measuring refractive power and radius of curvature of a lens are disclosed. The apparatus comprises a refractive- power measurement subsystem in combination with a curvature- radius measurement subsystem. Each subsystem has its own optical axis and includes at least two point...
As a classical experiment, Newton ring experiment is usually used in measuring the radius of curvature of a lens. 牛顿环实验是大学物理实验中的一个基本实验,目前的实验只是用于测透镜曲率半径。 Mac: And sprained the anterior tendon connecting your radius to your humerus. I gave it a wee bit ...
What is the radius of curvature of the mirror? Answer in units of m. A convex rear-view car mirror has a radius of curvature of 8.0 m. What is its focal length? For the mirror equation to hold for a plane mirror (d_o = -d_i), what...
radius of curvature Thesaurus Acronyms Encyclopedia Wikipedia n (Mathematics) the absolute value of the reciprocal of the curvature of a curve at a given point; the radius of a circle the curvature of which is equal to that of the given curve at that point. See alsocentre of curvature ...
2) So, for n < 2, the focal length of a plano-convex thin lens will be greater than the radius of curvature, and for n > 2, the focal length will be less. Most optical materials have an index of refraction in the range of 1.3 to 1.7 for visible light, so for most lenses, the...
Spherometers made by TRIOPTICS are used worldwide in hundreds of optics companies and laboratories for the precise measurement of the radius of curvature of concave and convex lenses. The radius of curvature is determined by the tactile measurement of the sagittal height of the curved lens surface...
METROLOGYUsing a technique that was previously developed for measuring the radius of curvature of spherical surfaces, an alternative method for testing ... Diaz-Uribe, Rufino,J Pedraza-Contreras,O Cardona-Nunez,... - 《Applied Optics》 被引量: 34发表: 1986年 An objective technique for measuremen...
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-...
This requirement means that the radii of curvature must all match. We present a technique for matching the relative radii of curvature for segmented mirrors, and we include an error analysis of this method. 展开 关键词: Telescopes segmented mirrors radius of curvature ...
5) radius of curvature 曲率半径 1. The autocollimating telescope method for determination of the radius of curvature and 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 ...