![Olympus OM-1](https://high5cameras.com/wp-content/uploads/2024/03/P1190821.jpg)
How to clean a focus screen: – One of those things that comes up endlessly on forums for classic cameras is ‘How do I clean a focus screen?’ to save my fingers and to try and antidote a lot of bad advice out there I am creating a handy article that I can now link…