On Mar, 20 gen 1998 20:36, Jim Terazawa <mailto:jimt@xxxxxxxxxxxxxx> wrote:
>I believe it is called " barrel distortion " where vertical image near
right/left
>edge of the film frame distort looking like whisky/wine barrel. I think
all of
>the lenses (used in SLR or P/S lenses, at least as I know) have some
barrel or
>pin cushion distortions regardless of focal length. As I understand,
generally
>speaking, the zoom lenses are more prone to these distortions.
>
Since distortion varies according to focal lenght in zooms, the good news
is you can very often get one (or more) point of "zero distortion" in most
zooms.
Marco
##################################################################
# This message was delivered via the Olympus Mailing List
# To receive the Olympus Digest send mail to: listserv@xxxxxxxxxxxxxxx
# with subscribe olympus-digest in the message body.
#
# To unsubscribe from the current list send a message to
# listserv@xxxxxxxxxxxxxxx with unsubscribe olympus in the message body.
#
# For questions email: owner-olympus@xxxxxxxxxxxxxxx
##################################################################
|