[ambaker]

...

Re the lubrication - I am loathe to pull the lenses apart, I would probably have screws left over when I am finished.

As I always tell my wife, after a repair "project". If I cannot put it back together with fewer pieces than the person who designed it, then I am no smarter than they are.

-Alex, spare parts is us, Baker

PS: if you want to know how much deterioration it takes to affect your images...

http://www.lensrentals.com/blog/2008...ment-scratches

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