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 filed by Mitsubishi Electric Corp, Mitsubishi Electric EngfiledCriticalMitsubishi Electric Corp
Application grantedgrantedCritical
Publication of TW275110BpublicationCriticalpatent/TW275110B/en
The mold is used in manufacturing correctional lens. First, the smooth curved surface is made on the one side of plank solid material of heat resistance metal, ceramics, and glass. Furthermore, the curved plan is cut to multi banded unites on the parallel secant plane. Last, the cut banded unites are rearranged in order after changed the direction about 180 degrees but not changed the sequence.
TW84106543A1995-05-191995-06-26Method and mold of manufacturing correctional lens, and the products
TW275110B
(en)