Canon EF 500mm f/4L IS II USM User Manual - Page 21

Extension Tubes, Sold Separately

Page 21 highlights

17. Extension Tubes (Sold Separately) You can attach extension tube EF12 II or EF25 II for magnified shots. The shooting distance and magnification are shown below. EF500mm f/4L IS II USM Focusing Distance Range (mm) Magnification (×) Close distance Long distance Close distance Long distance EF12 II 3265 20570 0.18 0.03 EF25 II 2904 9917 0.22 0.06 EF600mm f/4L IS II USM Focusing Distance Range (mm) Magnification (×) Close distance Long distance Close distance Long distance EF12 II 4028 29191 0.17 0.02 EF25 II 3619 13941 0.20 0.05 MF mode is recommended for accurate focusing. ENG-20

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ENG-20
17. Extension Tubes
(Sold Separately)
You can attach extension tube EF12 II or EF25
II for magnified shots. The shooting distance and
magnification are shown below.
EF500mm f/4L IS II USM
EF600mm f/4L IS II USM
MF mode is recommended for accurate focusing.
Focusing Distance Range (mm)
Magnification (×)
Close distance
Long distance
Close distance
Long distance
EF12 II
3265
20570
0.18
0.03
EF25 II
2904
9917
0.22
0.06
Focusing Distance Range (mm)
Magnification (×)
Close distance
Long distance
Close distance
Long distance
EF12 II
4028
29191
0.17
0.02
EF25 II
3619
13941
0.20
0.05