ORWO Universal Negative Film UN 54 is a panchromatic medium speed black-and-white negative camera film for both outdoor and indoor usage.
According to the ORWO Instruction 4185 the UN 54 film can be processed as black and white reversal film and be used to produce direct positives.
Download PDF: Technical Information UN 54
ORWO Negative Film N 75 is a high speed black-and-white panchromatic camera film for both outdoor and indoor usage. Its wide exposure latitude makes it especially suitable for use under low light illumination and difficult light conditions.
Download PDF: Technical Information N 75