Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to JP1985102379UpriorityCriticalpatent/JPH034457Y2/ja
Priority to US06/876,045prioritypatent/US4771577A/en
Publication of JPS6210975UpublicationCriticalpatent/JPS6210975U/ja
Application grantedgrantedCritical
Publication of JPH034457Y2publicationCriticalpatent/JPH034457Y2/ja
Dispositif permettant de mesurer la distance entre un point predetermine du contour desire d'une lentille optalmique et le plan tangent au pole de la surface convexe de la lentille