Small loupe using a 25mm (diameter) x 45mm (focal length) lens* from a Google cardboard VR headset. Magnification is reported to be around 6x.
Print with a 0.8mm wall thickness.
Printer:
-- Eustathios
Filament:
-- Atomic Filament Clear PLA
*affiliate link
25x45mm_loupe_v1-0.STL | 9.2MB |