![Just picked up this FM2 Photomic from the secondhand store. Any recommendations for a good prime lens between 28mm and 50mm? I'm confused about the whole AI versus non-AI thing. This is Just picked up this FM2 Photomic from the secondhand store. Any recommendations for a good prime lens between 28mm and 50mm? I'm confused about the whole AI versus non-AI thing. This is](https://preview.redd.it/wufpxoh2kfb81.jpg?width=640&crop=smart&auto=webp&s=e0fff9db130ba1f7a7489d72de1d92b30d212423)
Just picked up this FM2 Photomic from the secondhand store. Any recommendations for a good prime lens between 28mm and 50mm? I'm confused about the whole AI versus non-AI thing. This is
![Nikon FM: compact and rock solid, a good risk-all backup camera for Nikon users – CamerAgX – a new life for old gear Nikon FM: compact and rock solid, a good risk-all backup camera for Nikon users – CamerAgX – a new life for old gear](https://cameragx.files.wordpress.com/2009/08/nikon-fm-2424.jpg?w=1024&h=805)
Nikon FM: compact and rock solid, a good risk-all backup camera for Nikon users – CamerAgX – a new life for old gear
![Nikon F2 Photomic DP-1 35mm SLR Camera Black w/ Nikkor 50mm F/1.4 Non-Ai Lens from Japan (C1924) | Big Fish J-Camera (Big Fish J-Shop) Nikon F2 Photomic DP-1 35mm SLR Camera Black w/ Nikkor 50mm F/1.4 Non-Ai Lens from Japan (C1924) | Big Fish J-Camera (Big Fish J-Shop)](https://jshop.jp/cameratest/pic/C1924_01.jpg)