Archived posting to the Leica Users Group, 1998/01/29
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]The alcohol does not ruin the Leica coatings? Francesco At 08:20 AM 1/29/98 +0000, dannyg1 wrote: >> I used a Lens Pen yesterday to clean the front element on some Leica and >> Zeiss glass. I didn't have any problems at all, even though I had to press >> down fairly hard to remove the guano. Go for it. > >I own some older Kodak Ektar/Wollensak lenses for my Graflex cameras and, if the >'50s Leica lenses have the same coating type, it is extraordinarily fragile and scratches >*far* more easily than any modern coating I know of. I would never use anything on >those coatings that required me to "press hard" and hope you'll consider using >extreme caution when considering cleaning methods. > >For my 50's lenses, I use Q-tips and 91% isopropyl alcohol and almost zero pressure. >After a microfiber cloth made many fine coating scratches, I had to find a way that >worked and the above was the only way I've found that cleans to perfection and never >scratches. > >Danny Gonzalez > Francesco Sanfilippo, Five Senses Productions webmaster@5senses.com http://www.5senses.com/