Lens separation

2002-03-20 Thread wendy beard
Talking about lens fungus, Bob wrote: Straight Clorox will kill the fungus and oxidize (chloridize?) the spores - dead. If you have a compound group, you will want to insure that the cement is not affected by the Clorox. If it is, that's not terrible, as the elements can be separated and

RE: Lens separation

2002-03-20 Thread David Chang-Sang
PROTECTED] Subject: Lens separation Talking about lens fungus, Bob wrote: Straight Clorox will kill the fungus and oxidize (chloridize?) the spores - dead. If you have a compound group, you will want to insure that the cement is not affected by the Clorox. If it is, that's not terrible

Re: Lens separation

2002-03-20 Thread Bob Blakely
In the old days, Canadian balsam was used. I did this once on an old (I think it was a Speed Graphic) lens about 40 years ago.The elements should be marked so that they will be cemented back exactly as they were. One important thing is to insure there are no air bubbles in the cement and that