Inventor
TSUKAMOTO SEITOKU
JP4 patents
Patents
4 patentsUS5648653AJul 15, 1997
Optical filter having alternately laminated thin layers provided on a light receiving surface of an image sensor
CANON KK85 citations95
US6310729B1Oct 30, 2001
Dichroic mirror
CANON KK35 citations89
US6219188B1Apr 17, 2001
Observation optical system
CANON KK24 citations89
US6262847B1Jul 17, 2001
Optical element, method for producing optical element, and optical system having the optical element
CANON KK6 citations59