Archived posting to the Leica Users Group, 2001/07/31

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Subject: Re: [Leica] 39mm non-leica filters
From: Marc James Small <msmall@roanoke.infi.net>
Date: Tue, 31 Jul 2001 10:54:00 -0400
References: <3.0.6.32.20010730204807.007f8100@pop.infi-net.mindspring.com> <3.0.6.32.20010728101804.00b0e530@pop.infi-net.mindspring.com> <3.0.6.32.20010730204807.007f8100@pop.infi-net.mindspring.com>

At 08:32 PM 7/30/01 -0700, Henning Wulff wrote:
>There is only one diameter for 39mm filters, but there are two 
>pitches; 0.5 and 0.75mm/turn.

Well, yes, but I believe 0.5mm is the one both Leitz/Leica uses and the one
in which the commonly made E39 filters (B+W, Heliopan, Harrison & Harrison)
are made.  I suspect 39mm by 0.75mm would be a special-order item.

Marc

msmall@roanoke.infi.net  FAX:  +540/343-7315
Cha robh bąs fir gun ghrąs fir!

Replies: Reply from Marc James Small <msmall@roanoke.infi.net> (Re: [Leica] 39mm non-leica filters)
In reply to: Message from Marc James Small <msmall@roanoke.infi.net> (Re: [Leica] 39mm non-leica filters)
Message from Marc James Small <msmall@roanoke.infi.net> (Re: [Leica] Radioactive glass - follow up)
Message from Marc James Small <msmall@roanoke.infi.net> (Re: [Leica] 39mm non-leica filters)