Description
Sigma AF 1.4X EX DG Teleconverter Lens Notice: Usable Lenses and Combinations Sigma APO Tele Converter 1.4x and 2x are dedicated Tele Converter lenses which should be used with listed lenses only. AF function of Pentax mounts cannot be used with SFX/SF7 cameras. Do not use the APO Tele Converter EX on top of another APO Tele Converter or any other kinds of converters. Attaching the APO Tele Converter to the Lens First attach the APO Tele Converter EX to the master lens. Then attach the lens and the Tele Converter to the camera body. If you attach the Tele Converter to the camera body first it may cause a malfunction. If using a lens with a MINOLTA AF and attaching the APO Tele Converter EX to the camera body first it may cause the AF mechanism to run idle. Focusing On the lists the lenses marked & quot AF & quot will retain auto focus operation when used with a Tele Converter. The lenses marked & quot MF & quot can only be used for manual focus. Some lenses will operated in AF even th
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