When using the 645 Pro or Super on a tripod with the Polaroid Film Pack Holder attached, the Tripod Adapter is required in order for the holder to clear the tripod head.
JP Code 904142
Mamiya 304761
Variable Diopter (Flip up Magnifier)
This accessory is attached to the prism finder; it assures enhanced precision focusing by magnifying the central portion of the screen x2. After focusing, flip it up for normal viewing.