Re: [Largeformat] Red Dot Artar 14" f:9

[Clive Warren <cocam@cableinet.co.uk>]

At 1:36 pm -0700 3/5/00, Don Wilkes wrote:
>At 04:01 PM 5/3/00 -0400, Lauvone@aol.com wrote:
>>Drew,
>>just find a small metric tape measure and you will right away.  And then
>>have
>>the measure for future use too.
>
>Lauvone:  While this might help find the diameter, it won't help with the
>thread pitch.
>
>\dw

Yep, too fine for a filter - unless you have a screw cutting lathe and some
skill to make up a step-up ring. The thread is really far too fine for use
for any filter attachment. Best to use a slip on filter holder.



All the best,

            Clive    http://www.cocam.co.uk
                     Photographic Services, Filters and Equipment, Infrared FAQ