Canon EF 24-70mm f2.8L II USM - Manual (Page 11)

ENG-10
8. Extension Tubes
(Sold Separately)
7. Filters
(sold separately)
You can attach extension tube EF12 II or EF25
II for magnified shots. The shooting distance
and magnification are shown below.
MF mode is recommended for accurate focusing.
Focusing Distance Range (mm) Magnification (×)
Close distance Long distance Close distance Long distance
EF12 II
24mm 178 190 0.63 0.50
70mm 259 523 0.45 0.18
EF25 II
24mm Incompatible
70mm 229 331 0.74 0.41
You can attach filters to the filter mounting
thread on the front of the lens.
● ● Only one filter may be attached.
● ● If you need a polarizing filter, use the Canon
Circular Polarizing Filter PL-C B (82 mm).
● ● To adjust the polarizing filter, first remove the
lens hood.
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