Here y'are then:
Thank you for your enquiry. I am sorry for the delay in replying.
Yes, ultra-wide lenses do appear to give softer edges to digital images
than to film images - but oddly, this only seems to happen with sensors
which are smaller than a 35mm frame.
We are trying to discover why this happens and hope to publish our
findings in EOS magazine.
It is possible to reduce the effect by sharpening the image in Photoshop,
but the 16-35mm lens is not one I would recommend for pictures of people
(though I appreciate your need for an ultrawide lens whenusing the EOS
The Old Barn, Ball Lane, Tackley,
Kidlington, Oxfordshire OX5 3AG
Tel: 01869 331741 Fax: 01869 331641
Happy reading !!