Roger, The attachments did not corrupt the Rollei lenses, only the negatives.. Jerry "Roger M. Wiser" wrote: > I had a similar telephoto and also a WA lens and used it for a time. I > never altered the exposure setting and it did not seem to affect > exposure . After a while, I saw no significant mm difference to > justify using these lens. I also wondered it these attachements > corrupted the Rollei lens. I ultimately sold them. These lens > attachments have not been discussed in this group but I am sure that > others are more knowledgeable than I. Roger > > ----- Original Message ----- > From: SandyF > To: rollei_list@xxxxxxxxxxxxx > Cc: cvug@xxxxxxxxxxxxxxx ; camera-fix@xxxxxxxxxxxxxxx ; > idcc@xxxxxxxxxxxxxx > Sent: Saturday, February 25, 2006 3:09 PM > Subject: [rollei_list] "Kaligar" Telephoto Accessory lens > for Rollei Automat > A while back, I bought a "Kaligar" Telephoto Accessory lens > for my Rollei Automat. I haven't used it for months, and > now can't remember if this Accessory lens changes the > effective speed of the f/3.5 75mm Tessar, thereby requiring > changes in the exposure settings. > > If anyone can help, it would be greatly appreciated. > > TIA > > Sandy F. Ö¿Ö¬ > > ---------------------------------------------------------------- > No virus found in this incoming message. > Checked by AVG Free Edition. > Version: 7.1.375 / Virus Database: 268.1.0/269 - Release Date: > 02/24/2006 > --- Rollei List - Post to rollei_list@xxxxxxxxxxxxx - Subscribe at rollei_list-request@xxxxxxxxxxxxx with 'subscribe' in the subject field OR by logging into www.freelists.org - Unsubscribe at rollei_list-request@xxxxxxxxxxxxx with 'unsubscribe' in the subject field OR by logging into www.freelists.org - Online, searchable archives are available at //www.freelists.org/archives/rollei_list