Yes, the Sigma 50mm f2.8 lens is compatible.  You will need the following adapter(s)...<br /><br />

Please add (Copy&Paste) the following in the 'Order Comments' section when you order on our Order page.<br /><br />

"To fit: Sigma 50mm f2.8 lens.  Please add: <br />

        
    55->58mm step up ring ($7.95)<br />
        
            

" <br /><br />Here is a link to our secure Order page:<br /><br />

https://www.0-360.com/order <br /><br />

We process the credit card charges manually, so ignore the Total that appears on the Order form.  We will add the adapters and charge the correct amount.<br /><br />

We have all in stock and are ready to ship.