[MF3D.FORUM:806] Re: More about Slide Mounts

[Sam <3dhacker@xxxxxxxxxxxxx>]

At 05:56 PM 6/20/00 -0500, you wrote:
>Sam wrote:
>> 
>> Check out: http://www.cadvision.com/3dhacker/mount.jpg
>> 
>> This is the mystery European MF mount made from aluminum. It measures 130mm
>> x 70mm with 55x50 horizontal windows. The centers are 65mm apart.
>
>Is that 65mm spacing of the apertures, so that the infinity
>spacing of the images would be almost 68mm?  What is the
>lens spacing on your viewer?

Mine varies from 55mm to 75mm
>
>It appears the width is greater than the height.  True?
>Sputnik shooters could not use this mount because their
>images are only 55mm wide.  There would be no way to set
>the window, and the image borders might show through the
>mount apertures.

Correct these are for Rolleidoscopes and other 6x13 format cameras

>
>> Although a little flimsy, the great thing about these is
>> that the chips just slide in the back (as shown) with no
>> adhesives required at all.
>
>How are the chips held in place?  By squeezing the channels
>closed?  Can vertical cropping be controlled, or do you
>just take what you get when you slide the chips into the
>channels?

There is some play, but you can sqeeze the mount if you want to secure it.
>
>> Does ANYONE out
>> there know where to get these?
>
>No, where did you get the picture??

I scanned it. I have two Weiser originals mounted in these. I would expect
the aluminum would also be more archival than paper and tape for those
worried about long term stability.

Sam