[Leica] Just back from India, question about burning hole in shutter

[walt at waltjohnson.com (Walt Johnson)]

Vick

Simply take the lens off and outside to find the solution to your 
question. Focus the sun on your arm  stopped down and wide open and 
prove to yourself which is more likely to burn the shutter curtain.

Walt

Vick Ko wrote:

>I am just back from a very interesting trip to Bangalore (too few days, but
>in a way, just enough days).  Interesting to see the thread on the
>temples...hmm.
>
>I was visiting my workteam, and a bit of sightseeing.  The camera on my trip
>was a Leica CL.
>
>One question, on one day, my workteam took me out to  play cricket and when
>it was "team photo" time, one of the guys took our cameras (there were 2 of
>us), stood back and took our photos.  My camera was at f16, and I noticed
>that he put it face up on the ground.  
>
>I had thoughts of horror as I worried about the sun burning a hole into the
>shutter.  I did notice that he wound the film on, so I think at least there
>was a chance of the sun, coming in at f16, hitting the meter.
>
>So my LUG questions:
>
>1. can the sun at f16 burn a hole?  I'm not wanting to try the experiment
>
>2.  can the sun at f16 hurt my CL meter?  It seems fine.  I suspect the sun
>is not at its focal point for the meter face
>
>I did notice a discoloured patch that is off to the edge of the shutter, 1/4
>of the way to the edge.  It doesn't look like the sun "melted" the rubber
>there, maybe it was there always.
>
>Thanks in advance.
>
>Regards,
>
>Vick Ko
>  
>
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