On 20/1/05, John Celio, discombobulated, unleashed: >So I take it this means it's safe to remove an element or two to clean the >inside of a lens? I was under the impression that doing this could result >in unsharp photos, since the elements could be out of alignment when you put >them back in the lens. > >I guess my question is, how careful do you have to be when cleaning the >inside of a lens? My old 300mm f4 Takumar could really use some >dust-removal, as could a couple of my other M42 lenses.
In my experience, alignment is not an issue. The elements tend to fit back into where they belong. In some instances they unscrew, in others they are held in place by various means. If in doubt, find an old dog an practice on it first. Cheers, Cotty ___/\__ || (O) | People, Places, Pastiche ||=====| http://www.cottysnaps.com _____________________________
