Re: water in lens

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IT wont rust now ;-)

I have to agree, I know if I get water on my glasses, or on the window of my house, when it rains on my car, I leave this water on until it dries naturally it still leaves little water rings where every drop of water was sitting.
Terry L. Mair
Mair's Photography
158 South 580 East
Midway, Utah 84049
435-654-3607
www.mairsphotography.com
----- Original Message ----- From: "Roger Eichhorn" <eichhorn@xxxxxx> To: "List for Photo/Imaging Educators - Professionals - Students" <photoforum@xxxxxxxxxxxxxxxxxxxxxx>
Sent: Monday, October 03, 2005 4:34 PM
Subject: Re: water in lens


That doesn't make sense to me. If the stains result from dissolved solids, they'll be there whether the drying is fast or slow. If they're from dissolving something in the lens which then is left deposited someplace else, it seems to me it would be best to get the water out as soon as possible. I don't know what lubricants are used inside lenses, but they present a concern as their surface tension will be different from that of the water so they might be displaced by the water. I assume that there is nothing in the lens that will rust.

Roger Eichhorn
eichhorn@xxxxxx



On 3 Oct 2005, at 17:01, Greg Stempel wrote:

In the future, don't use the oven it dries the water too fast and leaves stains. You have to sacrifice the lens to a closet or cupboard and let it dry naturally.

Take care,
Gregory david Stempel
FIREFRAMEi m a g i n g
www.americanphotojournalist.com
www.soundexposure.org







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