Canon 400mm F/4.0 Specs

Performance
Focal Length400mm
ApertureMaximum: f/4
Minimum: f/32
Camera Mount TypeCanon EF
Format Compatibility35mm Film / Full-Frame Digital Sensor
Angle of View6° 10'
Minimum Focus Distance10.83' (3.3 m)
Magnification0.13x
Optical Design18 Elements in 12 Groups
Diaphragm Blades9, Rounded
Features
Image StabilizationYes
AutofocusYes
Tripod CollarYes Fixed - rotating
Physical
Filter ThreadDrop-In: 52 mm
Dimensions (DxL)Approx. 5.04 x 9.16" (128 x 232.7 mm)
Weight4.63 lb (2.1 kg)
Packaging Info
Package Weight7 kg
Box Dimensions (LxWxH)19.0 x 16.0 x 14.0"