After some light disassembly, the mount can be screwed onto the Game Boy Camera. With the massive 70-200 f4 lens and 1.4x extender shown here, the camera gets a max focal distance of just over ...

The Game Boy Camera, inserted into a Game Boy Color with the lens turned back The CMOS sensor embedded into the cartridge was limited to a maximum resolution of 128×128 — though it was cropped ...