[filmscanners] Re: SS4000 mirror cleaning

["Arthur Entlich" <artistic-1@shaw.ca>]

Dear Tom,

This guy sounds like a gem.  He certainly respects the fragile nature of
a front surface mirror.

Thanks for asking him.  This one goes into my permanent archive!

Does he suggest a specific type of tissue (like a Kim-wipe?), or just as
soft a one as possible (again with NO pressure)!

Art


HPA wrote:

> Camera repairman says: first blow off any dust possible.  Next, flick off
> any dust possible with VERY light strokes with a good brush (make sure the
> brush does not have anything on it already)
>
> The cleaning is accomplished with denatured alcohol.  this is also known as
> shellac thinner.  IT IS NOT RUBBING ALCOHOL.  This product is widely
> available at paint and hardware stores.
>
> Use a tissue that is wetted with the denatured alcohol.  Using NO PRESSURE
> WHATSOEVER, swipe the mirror with the alcohol soaked tissue.  THE LESS THE
> BETTER.  do not rub the surface.  Don't let this touch plastic parts, and
> don't let it get behind the mirror.
>
> this guy is the oldest living Leica factory trained repairman, or so he
> says, and I believe him.  He was trained as a camera repairman by the Army
> during WW2.  He owned a camera repair shop from the late 1940s until
> recently, he is 83, and one of the most respected repairmen in the region.
>
> tom robinson


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