Originally Posted by wiltw
It is not as simple as the above:
The last two ciphers in combination indicated the emulsion.
The first cipher (including its absence) indicated the format.
Though, to realize that I needed a flip-chart type prospectus that Polaroid once published. Thus: it was complicated (as with the competitors), but logical.
However this systematic had been added as well in the sheet as in the spooled film range by types given a name.
(I refer to the mid-90's Situation.)
Last edited by AgX; 03-19-2013 at 01:22 PM. Click to view previous post history.