DURST DUOMA 17R / DUMA 17R NEGATIVE MASK SET. THESE CAN BE USED WITH THE DURST DUONEG NEGATIVE CARRIER WHICH IS USED WITH THE DURST M700 / M800 / DA900 ENLARGERS. THIS COMPRISES A PAIR OF MASKS WHICH FIT INTO THE LOWER AND UPPER SECTION OF THE DURST DUONEG NEGATIVE CARRIER - SUITABLE FOR 12x17mm FILM FORMAT.
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