[Leica] WTB: Leica Series 5.5 UVa filter for 40mm Summicron...

[jbcollier at shaw.ca (John Collier)]

Standard E39 filter thread is            39 mm x 0.5
Series 5.5 retainer thread is           39 mm x 0.75

Careful please,

John


On 2010-05-01, at 10:32 PM, James Laird wrote:

> I can also quote Vince's email when I asked the list about Ser. 5.5 
> filters:
> 
> 'The treads ARE different but not so much so that you can't use a regular 
> 39
> mm UV filter on the two C lenses (40mm Summicron and 90mm Elmar). Just 
> screw
> it in gently and stop as soon as it stops -- don't keep going. It serves
> perfectly well to protect etc but it's really only about 65-75 percent
> screwed in. It's not loose and lens caps fit snugly over and come off
> without disturbing them, but you can see a fine line of space between the
> rim of the filter and the upper rim of the lens barrel.