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Hello I have a question for who can answer me.
I'm going to buy a Rodenstock Sinaron S 210 5,6 branded "Apo Sironar-N" that is mounted on a Nikon W 180 5,6 Copal 1 shutter.
I'm wondering if is...

Copal 3S is just a bit smaller than a Copal 3. The lens board shouldn’t be a problem, but anything with threads will not work. You can look up the size differences somewhere like the SK Grimes site...

Hello I bought a Schneider Symmar S MC 240 f 5,6 and I need a spacer, retaining ring and a lens board for Copal 3 ( Chamonix F2N and Linhof Technika V ).
There are difference between Copal 3 and...

I compared my Pentax with my sekonic after the Pentax was calibrated. Both read the same.

Thank you, where you calibrate your pentax? Is a operation that a camera repair can do?
Thanks
Ivan
...

Hello to all, I have one question about Pentax digital spot meter.
I've just got one used, that seems to work ok.
I've tryed to compare meterings with my own Sekonic L508 and the Pentax digital ...