Re: cheap Tominon 127mm lenses

[erker@xxxxxxxxxxxxxx (Greg Erker)]

>They also have a second cable
>release socket that always treats the shutter as if it's in bulb mode.
>I assume this is for focusing and composition.

  Sounds right to me.

>Just from memory they appear to need about a 40mm hole and they stick
>out less than 10 mm behind the mounting plate.  Overall, they're probably
>about 80-90mm in diameter and maybe 30-40mm thick.  Mine didn't come
>with a lock nut, so if anyone's having some made, put me down for two please.

  Thanks for the specs. Strange about the nut.
Bob Clark's original posting of the FS article said:
  > as general purpose photography. Includes mounting ring for
  > a standard view camera lensboard. Price is only $30.00,

So, is a mounting ring different than a locking nut?

Greg