Re: [Leica] the lighter fluid solution?

[tripspud <tripspud@transbay.net>]

Hi Chandos,

      Your experiece with the 28/1.9 is interesting as I'm still looking
for a 28mm lens.

Rich Lahrson
Berkeley, California
tripspud@transbay.net

Chandos Michael Brown wrote:

> Steve,
>
> The theory is that judicious application of lighter fluid to helicoids
> will thin the lubricant and help to distribute it evenly throughout the
> threads.  I've used it on many lenses over the years, with varying
> success, and haven't lost one yet (we're not talking about *bathing* the
> thing in lighter fluid).  I am increasingly persuaded, though, that this
> simply does not work with the modern, synthetic damping gels and
> lubricants that manufacturers now use.  I don't know this, but, what the
> hell, I'll speculate anyway.
>
> My CV 28/1.9 is useable, but next to the Konica 21-35 and the Leitz
> glass, it's become a real pain to focus quickly and accurately.  It was
> stiff when I bought it, but I thought it reasonable to allow a breaking
> in period; after two years of nearly constant use, it's gotten, if
> anything, worse.
>
> Chandos
>
> -----Original Message-----
> From: owner-leica-users@mejac.palo-alto.ca.us
> [mailto:owner-leica-users@mejac.palo-alto.ca.us] On Behalf Of Steve
> Barbour
> Sent: Saturday, June 28, 2003 9:39 AM
> To: leica-users@mejac.palo-alto.ca.us
> Subject: [Leica] the lighter fluid solution?
>
> after more Bob Shell yada yada...
>
> *** my CV 28/1.9 has developed an annoyingly stiff focus.
>  I tried the lighter-fluid solution, but it made no improvement.
>
> what is the lighter fluid solution, and is it safe for lenses that one
> really wants to keep?
>
> Steve
>
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