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View Full Version : Rodenstock Grandagon-N 75mm f/4.5 - Flange to lens end length -



NicoNicoNico
27-Aug-2023, 04:37
Hello,

Someone would know the length of "shutter flange to lens rear end" of the Rodenstock Grandagon-N 75mm f/4.5 ?

I need this information to know if I can use this lens on my rig (large format camera with a medium format digital camera as a back).

Depending of this length I could have some mechanical interference between the rear of the lens and the adapter of the digital camera.

Thanks in advance :)

241884

rfesk
27-Aug-2023, 05:07
By my measurement 32mm or slightly more. The literature I have doesn't specify.

NicoNicoNico
27-Aug-2023, 05:13
By my measurement 32mm or slightly more. The literature I have doesn't specify.

A million thanks!

I was expecting 32.25mm based on my calculations.

It seems it was right.

I have searched in 3 different rodenstock catalogues and found nothing.

Have an awesome day!

jga
27-Aug-2023, 19:50
The measurements and estimations are very good, according to the pdf I found. Unfortunately I cannot upload the whole PDF, since it is too big, and I don't remember where I've got it from.
Anyway, the distance you want is it is 32.3mm, or 31.3mm if your are using a Compur electronic (no idea why this is different).

NicoNicoNico
29-Aug-2023, 00:04
Thank you for the 2 pages, they will help!

Cheers :)