Well, with Don's encouragement, I went ahead and did some research and plunged in. There were a few scary moments, but it ended up being fairly simple and I now have a clean, working lens.

Who knows what I will be encouraged to attempt next?


At 4:23 PM -0500 4/29/05, Don Sanderson wrote:
Wow! I've seen a lot of oily lenses but that's the
worst yet.
It's going to have to be pretty much completely
taken apart and *thoroughly* cleaned.
The oil is from the focusing helicoid grease
'boiling off' into the interior.
I would guess that it was stored somewhere very hot
like an attic or storage shed for it to have migrated
this badly.
IF YOU'RE LUCKY, it's only on the apeture blades and
the 2 lens surfaces nearest them.
In that case you could maybe remove the front and rear
lens groups and clean up with alcohol and a lot of
cotton swabs.
The F and R lens groups usually come out easily and
as assemblies.
I can't give specifics on this one however, I've never
seen the Kiron 24/2.

Don


 -----Original Message-----
 From: Alan P. Hayes [mailto:[EMAIL PROTECTED]
 Sent: Friday, April 29, 2005 3:32 PM
 To: pentax-discuss@pdml.net
 Subject: Problem with my new Kiron 24mm f2


Simply put, it's greasy! Inside!

 This was supposed to be the crown jewel of my lens collection, a
 reasonably fast, reasonably wide, reasonably good wide angle lens. Of
 good, if neglected, pedigree. Fine for taking somewhat blurry
 pictures in the dark at the carnival.

 Other than the oily stuff inside it seems to be fine, no signs of
 wear or damage, everything turns silky smooth, the diaphragm even
 shuts down fine. Other than the oil the glass seems fine, too.

 What are my options for fixing this? I got for seventy dollars with
 an A3000 body and would be willing to spend something to get it
 cleaned. I've never taken lenses apart but I'm fairly mechanically
 adept and might be willing to try cleaning it myself if I could do so
 with a reasonable chance of success.

 Here's a page with pictures of and with the lens:
 <http://www.ahayesphoto.com/kiron24f2/kiron24f2samples.html>

 Thanks in advance,
 A.
 --
 Alan P. Hayes
 Meaning and Form: Writing, Editing and Document Design
 Pittsfield, Massachusetts

 Photographs at
 http://www.ahayesphoto.com/americandead/index.htm



--
Alan P. Hayes
Meaning and Form: Writing, Editing and Document Design
Pittsfield, Massachusetts

Photographs at
http://www.ahayesphoto.com/americandead/index.htm



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