David Neilson
> Has anyone used the Vivitar Manual Focus 17-28mm f/4-4.5 ?
> It seems like a low price for a short focal length zoom (B&H $139.95).
> How is it for construction and optical performance?
Construction is OK, but image quality is not very good - good enough
to gain some cheap experience with the focal-lengths covered, but
edge/corner performance is rather poor, and almost any prime will
perform better, even a cheap one.
Hope This Helps
David Ruether - http://www.fcinet.com/ruether