Canon FD 500mm f/4.5 L

Year	1979
Lens Groups	6
Lens Element	7
Aperature Blades	9
Minimum Aperture	f/32
Closest Focusing	4 m
Max. Magnifcation	1:7.1 (0.14x)
Filter Size	48 mm
Diameter x Length	127 x 395
Weight	2950 gr (6.5 lb)
Hood	-
Beefiness	0.59