About Canon EF 300mm f/2.8L IS USM
The Canon EF 300mm f/2.8L IS USM lens
First released in 1987 (non is)
IS version 1999
Lens reviews:
"The Canon EF 300mm f/2.8 L IS USM Lens produces absolutely awesome image quality. This may be the highest image quality Canon EF lens made."
www.the-digital-picture.com/Reviews/Canon-EF-300mm-f-2.8-...
Focal Length & Maximum Aperture
300mm 1:2.8
Lens Construction
17 elements in 13 groups
Diagonal Angle of View
8° 15'
Focus Adjustment
Inner focusing system with USM
Closest Focusing Distance
2.5m / 8.2 ft.
Filter Size
52mm Drop-in
Max. Diameter x Length, Weight
5.0" x 9.9", 5.6 lbs. / 128.0 x 252.0mm, 2550g (lens only)
Canon lens date codes.
The first letter is the manufacturing site (in Japan)
U = Utsunomiya, F = Fukushima, O = Oita
The second letter is the year of manufacture
A = 1986, 1960 N = 1999, 1973
B = 1987, 1961 O = 2000, 1974
C = 1988, 1962 P = 2001, 1975
D = 1989, 1963 Q = 2002, 1976
E = 1990, 1964 R = 2003, 1977
F = 1991, 1965 S = 2004, 1978
G = 1992, 1966 T = 2005, 1979
H = 1993, 1967 U = 2006, 1980
I = 1994, 1968 V = 2007, 1981
J = 1995, 1969 W = 2008, 1982
K = 1996, 1970 X = 2009, 1983
L = 1997, 1971 Y = 2010, 1984
M = 1998, 1972 Z = 2011, 1985
The 3rd and 4th digits are internal Canon code
Online Retailers:
www.bhphotovideo.com/bnh/controller/home?BI=1593&KW=&...
http://www.usa.canon.com/consumer/controller?act=ModelInfoAct&fcategoryid=154&modelid=7317
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