There's an A on the barrel, also correct, but this A is not part of the lens' name which is
- in a different font
- in a different color
- on a different place
- in a different orientation
on the barrel. At the moment, there's only one type available as Sports or Contemporary type: The 150-600mm F5-6.3 DG OS HSM needs the S or C to be fully specified. Consequently used, you're right. With "Description I was referring to the dropdown list of lenses, which contains "Art", "Contemporary" or "Sports" only at the first lens in the row.
