I got one pre-made[1], but as another commenter said, it's "just" a box with a tiny hole and some photo sensitive paper, a pinhole camera [1] https://solarcan.

I got one pre-made[1], but as another commenter said, it's "just" a box with a tiny hole and some photo sensitive paper, a pinhole camera [1] https://solarcan.co.uk/ https://solarcan.co.uk/