Tripod Mount - Canon EF 800mm f/5.6L IS USM Instruction

12. Extension Tubes
You can attach Extension Tube EF12 II or EF25
II for magnified shots. The shooting distance and
magnification are shown below.
Camera-to-Subject
Distance (mm)
Near
EF12 II 5466 51418
EF25 II 4982 24356
Manual focusing is recommended for accurate
focusing.
13. Using the Tripod Mount
Adjusting the Revolving Mount
You can loosen the orientation lock-knob on the
tripod mount to allow it to rotate as needed to fit
a particular camera model for switching between
vertical and horizontal positions.
(Sold separately)
Magnification
Far Near Far
0.16× 0.02×
0.19× 0.04×
14. Case
Belt
Keyhole
Lever
When putting the lens into its case, follow the
procedure below.
Attach the hood in reverse direction, then attach the lens
cap. Keep the hood locking knob facing the direction
opposite the tripod mount as shown in the left figure.
Position the tripod mount straight upwards and lay
the lens into the case as shown in the right figure.
Secure the lens with the belt.
Press the lever while holding the lid from the
top, and lock it.
Lid
ENG-14