Inventor
AMENDT HERMAN M A
NL4 patents
Patents
4 patentsUS4738516AApr 19, 1988
Optical element having an aspheric surface
PHILIPS CORP26 citations90
US4623496ANov 18, 1986
Method of manufacturing an optical element having an aspheric surface
PHILIPS CORP34 citations90
US4957663ASep 18, 1990
Method of manufacturing optical components
PHILIPS CORP45 citations89
US4489408ADec 18, 1984
Beam-splitting prism, method of manufacturing said prism, and optical read and/or write unit provided with said prism
PHILIPS CORP17 citations71