Re: [Largeformat] Lens info

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

>Does anyone know of a good web site for looking up comparative stats on
>older lenses?
>
>What I have is a Carl Zeiss Jena Tessar f/6.3 165mm, and I'm curious.
>
>And, while I'm asking... What do the initials DRP stand for?  On the lens
>barrel, in addition to what appears to be the serial number [Nr. 166752],
>there is another designation: DRP 142294.  Is that a German patent number?
>
>\Don W

Don,

Take look in the Large Format Equipment section of the CoCam website -
there are a couple of links there to large format lens tests for older
lenses.


All the best,

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