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Using Extenders (Sold Separately) with the EF 500mm f/4L IS II USM or EF 600mm f/4L IS II USM lens

Extenders EF1.4x II/III EF 2 x II/ III EF1.4x II/III

Using the Image Stabilizer on the EF 500mm f/4L IS II USM lens

Tips on Using the Image Stabilizer The Image Stabilizer also operates when the lens is used with extension tube EF12 II or EF 25 II or the extender EF 1.4 x III or EF 2 x III . Depending on the camera there may be image shake, such as after releasing the shutter. However, this does not affect shooting.

Bodies that may require exposure adjustment when using extenders with the EF 500 and 600mm f/4 IS USM lens

Lenses that support changes in the AF speed on the EOS C500 Mark II

Lenses that support changes in the AF speed Extender 1.4 x EF-S 10-18mm f/4.5-5.6 IS STM EF -S 15-85mm f/3.5-5.6L IS USM EF-S 18-55mm f/3.5-5.6 IS STM EF-S 18-135mm f/3.5-5.6 IS STM EF-S 55-250mm f/4-5.6

Using Extension Tubes (Sold Separately) with the EF 500mm f/4L IS II USM and EF 600mm f/4L IS II USM lenses

You can attach extension tube EF12 II or EF25 II for magnified shots. The shooting distance and magnification are shown below. Focusing Distance Range (mm) Magnification ( x ) Close distance Long distance Close distance Long distance EF 12 II 3265 20570 0.18 0.03 EF 25 II 2904 9917 0.22 0.06