New answers tagged pinhole-cameras
MirekE is spot on -- Try to adjust exposure to allow a minimum of 90 seconds developing time. Your stop bath will work OK -- best for simplicity to switch to 15ml of ordinary vinegar per liter. Extend your fix time to 4 minutes. Do test a strip of unexposed paper. If you are working via a safelight, place a strip of paper emulsion up in your work area. ...
If you remove the paper from the developer after 20 seconds, the clouding could be caused by uneven development. Look at the recommended development time for the paper and the developer and adjust exposure accordingly.
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