Specifications:
Lens construction (elements/groups) 15/12
No. of diaphragm blades 9
Minimum aperture 32
Closest focusing distance (m) 0.3
Maximum magnification 1x
Image stabilizer 4-stops
3-stops at 0.5x magnification
2-stops at 1.0x magnification
AF Ring USM
Dust/moisture resistance Yes
Filter diameter (mm) 67
Max. diameter x length (mm) 77.7 x 123
Weight (g) 625g
Adapted from Canon website
Sample photos:
Camera: Canon EOS 40D, resized image is followed by one or two 100% crop.
All photos taken handheld, shot in the Raw format and converted with Digital Photo Porfessional w/o any manipulations to TIFF, cropped or resized and converted into JPG format in ACDSEE Pro 3, quality 99%
f4,5, 1/25s, iso 400
f4, 1/30s, iso 800
f5,6, 1/400s, iso 200
f11, 1/100, iso 100
f11, 1/160s, iso 200
f8, 1/250s, iso 400
f8, 1/400s, iso 400
f4, 1/400s, iso 100
f5,6, 1/200, iso 100
f8, 1/13s, iso 100
contrejour lighting:
f8, 1/4000s, iso 100
f2,8, 1/6400, iso 100
f11, 1/1000, iso 100