https://community.usa.canon.com/t5/EF-RF-Lenses/Lens-adapter/m-p/140268#M11294 <P>There is probably and adapter made because there are adapters for most anything. &nbsp;The question is, why. &nbsp;None of them work very well and that inclides the best of them. &nbsp;Right off, all automatic control is lost. &nbsp;No AE, no AF and they are likely inferior IQ to a modern EF or EF-S lens. &nbsp;Current DSLRs are not usere friendly to manual focus so this will be poor at best.</P><P>My advice, don't waste your money or time.</P> Wed, 06 May 2015 15:14:21 GMT ebiggs1 2015-05-06T15:14:21Z https://community.usa.canon.com/t5/EF-RF-Lenses/Lens-adapter/m-p/140094#M11293 <P>I have an old at-1 with some wca lenses. I also have a rebel xsi. Is there any kind of adapter available that would allow me to use the wca lenses with the xsi?</P> Tue, 05 May 2015 01:30:22 GMT https://community.usa.canon.com/t5/EF-RF-Lenses/Lens-adapter/m-p/140094#M11293 robw92 2015-05-05T01:30:22Z https://community.usa.canon.com/t5/EF-RF-Lenses/Lens-adapter/m-p/140268#M11294 <P>There is probably and adapter made because there are adapters for most anything. &nbsp;The question is, why. &nbsp;None of them work very well and that inclides the best of them. &nbsp;Right off, all automatic control is lost. &nbsp;No AE, no AF and they are likely inferior IQ to a modern EF or EF-S lens. &nbsp;Current DSLRs are not usere friendly to manual focus so this will be poor at best.</P><P>My advice, don't waste your money or time.</P> Wed, 06 May 2015 15:14:21 GMT https://community.usa.canon.com/t5/EF-RF-Lenses/Lens-adapter/m-p/140268#M11294 ebiggs1 2015-05-06T15:14:21Z