Here is my experience with black and white negative film ORWO NP-22. In production from 1965, this film was available in many formats — 135, 120, 127, 620, cut sheet film… The stash I have is in 6.5×9 cm cut sheet in boxes of 25 films expired in 1991.
NP stands for Negativfilm P… Read the rest
Let me share my experience with ORWO A-03 — this is a black and white negative film developer.
Looking for its recipe in my old photo handbooks and internet forums I found scarce information.
This is a phenidone – hydroquinone based developer. It has been designed for professional labs tank development, thus packages for 5, 10 … Read the rest