Canon TS-E 90mm f/2.8 TS-E45mm F2.8 Instruction Manual - Page 16

12. 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. TS-E24mm f/3.5L Focusing Distance Range (mm) EF12 II Close Long distance distance 171 179 EF25 II 166 167 Magnification (×) Close distance 0.62 1.21 Long distance 0.49 1.10 TS-E45mm f/2.8 Focusing Distance Range (mm) Magnification (×) EF12 II Close Long Close Long distance distance distance distance 239 299 0.44 0.27 EF25 II Cannot be used TS-E90mm f/2.8 Focusing Distance Range (mm) Close Long distance distance EF12 II 415 817 EF25 II 373 486 Magnification (×) Close distance 0.43 0.60 Long distance 0.14 0.31 13. Close-up Lenses (Sold Separately) Attaching a 250D or 500D close-up lens enables close-up photography. Compatibility with closeup lenses is as follows. TS-E24mm f/3.5L • 250D: Cannot be used • 500D (72mm): 0.19 to 0.05× TS-E45mm f/2.8 • 250D: Cannot be used • 500D (72mm): 0.25 to 0.09× TS-E90mm f/2.8 • 250D (58mm): 0.69 to 0.36× • 500D (58mm): 0.49 to 0.18× ENG-15