the older noblex 135 had problems which seem to have been fixed in the newest ones. btw: german distributor is called spürsinn/ spuersinn.
i only had the first model temporarily(no. 19). they added 1/12 . shootings were magnificent. i also used closup-lenses.
i have also widelux 1500(one which is almost perfect working).be aware of used ones.
roundshot 65/70/220. horizon 202 and s3pro