If by "lens" you mean the glass optics, that was not printed - they purchased it from Surplus Shed. Here's a 3D printed camera with a lens that really was 3D

If by "lens" you mean the glass optics, that was not printed - they purchased it from Surplus Shed. Here's a 3D printed camera with a lens that really was 3D printed and polished: https://formlabs.com/blog/creating-camera-lenses-with-stereolithography/ https://formlabs.com/blog/creating-camera-lenses-with-stereo...