Canon Lens Date Codes
	A 2012, 1986, 1960 B 2013, 1987, 1961 C 2014, 1988, 1962 D 2015, 1989, 1963 E 2016, 1990, 1964 F 2017, 1991, 1965 G 2018, 1992, 1966 H 2019, 1993, 1967 I 2020, 1994, 1968 J 1995, 1969 K 1996, 1970 L 1997, 1971 M 1998, 1972 N 1999, 1973 O 2000, 1974 P 2001, 1975 Q 2002, 1976 R 2003, 1977 S 2004, 1978 T 2005, 1979 U 2006, 1980 V 2007, 1981 W 2008, 1982 X 2009, 1983 Y 2010, 1984 Z 2011, 1985