Canon EF 200-400mm f/4L IS USM Extender 1.4x Specifications

OPTICAL FEATURES/SPECIFICATIONS

Angle of view (horzntl, vertl, diagnl)

10° - 5°10', 7° - 3°30', 12° - 6°10'
with extender 7° 20'- 3°40', 4° 55'- 2°25', 8° 50' - 4°25'

Lens construction (elements/groups)

25/20 (33/24 with extender)

No. of diaphragm blades

9

Minimum aperture

32(45 with extender)¹

Closest focussing distance (m)

2

Maximum magnification (x)

0.15 (0.21 with extender)

Distance Information

Provided

Image stabilizer

4-stops

AF actuator

Ring USM²

PHYSICAL SPECIFICATIONS

Dust/moisture resistance*

Yes

Filter diameter (mm)

52 drop in

Max. diameter x length (mm)

128x366

Weight (g)

3620

ACCESSORIES

Lens Cap

E-145C

Lens hood

ET-120 (WII)

Lens case/pouch

200-400

Magnification w/ Extension Tube EF12 II

0.20-0.03 (0.36- 0.02 with extender)

Magnification w/ Extension Tube EF25 II

0.26-0.07 (0.52- 0.05 with extender)

Extender Compatiblity

Compatible

Other Accessories

Lens wide strap B

SPECIFICATIONS WITH EF 1.4X III

Focal Length

280-560 (392-784 with built in extender)

Maximum Aperture

5.6-45¹ (8-64 with built in extender)

Maximum Magnification

0.21

AF Possible

Yes²

IS

Yes³

SPECIFICATIONS WITH EF 2X III

Focal Length

400-800 (560 -1120 with built in extender)

Maximum Aperture

8-64 (11 -91 with built in extender)

Maximum Magnification

0.31

AF Possible

Yes² (No with built in extender)

IS

Yes³

Disclaimer

*Lenses with dust/moisture resistance are fitted with a rubber ring on the lens mount which may cause slight abrasion of the camera mount. This in no way effects either the lens or camera performance.

Footnote

¹ Minimum aperture if using 1/3stop increments

² Full time Manual focus

² AF only possible with EOS-1 series Cameras and 5D Mark III with Firmware update

³ IS will not work with EOS film cameras with the exception of the EOS-1v when used with Mark III Extenders