Canon 40mm F/2.8 Specs

Performance
Focal Length40mm
ApertureMaximum: f/2.8
Minimum: f/22
Camera Mount TypeCanon EF
Format Compatibility35mm Film / Full-Frame Digital Sensor
Angle of View57°
Minimum Focus Distance11.81" (30 cm)
Magnification0.18x
Maximum Reproduction Ratio1:5.56
Optical Design6 Elements in 4 Groups
Diaphragm Blades7, Rounded
Features
AutofocusYes
Physical
Filter ThreadFront: 52 mm
Dimensions (DxL)Approx. 2.69 x 0.90" (68.2 x 22.8 mm)
Weight4.59 oz (130 g)
Packaging Info
Package Weight250 gms
Box Dimensions (LxWxH)4.6 x 4.4 x 4.3"