Canon EF 40mm f/2.8 STM

Announced Jun 8, 2012 •
Prime lens | Canon EF
Principal specifications
Lens type Prime lens
Max Format size 35mm FF
Focal length 40 mm
Image stabilisation No
Lens mount Canon EF
Aperture
Maximum aperture F2.8
Minimum aperture F22.0
Aperture ring No
Number of diaphragm blades 7
Aperture notes Rounded aperture
Optics
Elements 6
Groups 4
Special elements / coatings 1 aspherical element
Focus
Minimum focus 0.30 m (11.81)
Maximum magnification 0.18×
Autofocus Yes
Motor type Stepper motor
Full time manual Yes
Focus method Unit
Distance scale No
DoF scale No
Physical
Weight 130 g (0.29 lb)
Diameter 68 mm (2.68)
Length 22 mm (0.87)
Sealing No
Colour Black
Filter thread 52 mm
Hood supplied No
Tripod collar No
Other
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