Threaded mounting rings for lens shutters

For large-format cameras

Threaded retaining rings to mount Copal, Compur and Prontor lens shutters on large-format camera lensboards.
Made in brass and partially painted matte black on rear.
Available for lens shutter sizes #00, #0, #1, #3 and #3S.
For vintage Compur 2 and Compound 3 shutters, lensboard adapters to fit Copal 3 lensboards are available on "Lensboard shutter adapters".
Threaded retaining rings to fit Compur 2 shutters on 52.5mm drilled lensboards can be made.


Threaded retaining ring for large-format #00 lens shutters with 25mm x 0.5 thread
for #00 size lens shutters with 25mm x 0.5 thread
made to fit #00 drilled lensboards with 26.3mm hole size
EUR 10.00
Threaded retaining ring for large-format #0 lens shutters with 32.5mm x 0.5 thread
for #0 size lens shutters
made to fit #0 drilled lensboards with 34.6mm hole size
EUR 10.00
Threaded retaining ring for large-format #1 lens shutters with 39mm x 0.75 thread
for #1 size lens shutters
made to fit #1 drilled lensboards with 41.6mm hole size
EUR 12.50
Threaded retaining ring for large-format #3 lens shutters with 62mm x 0.75 thread
for #3 size lens shutters
made to fit #3 drilled lensboards with 65mm hole size
EUR 15.00
Threaded retaining ring for large-format #3S lens shutters with 61mm x 0.75 thread
for Copal 3S lens shutters
made to fit #3 drilled lensboards with 65mm hole size
EUR 15.00

Large-format camera lensboards can be modified to be used with a larger lens shutter

If you have a lensboard and want to use on it a larger lens shutter, it can be modified to fit your lens shutter.