hot-swappable lenses: a 21mm, 28mm or 32mm. So the Samyang Remaster Slim is basically a pancake lens where you can swap the elements, just like Lensbaby lenses enable you to swap the Optics.

Lens brand TTArtisan just announced a new lens – and it’s a limited edition take of an autofocus pancake lens. The TTArtisan ...

Taking them out of an existing headset is one option, but one may wish for a more customized approach, and that’s where [WalkerDev]’s homebrewed “pancake” lenses might come in handy.