TUTORIAL | 2.2x Professional Telephoto HD Lens Adapter for NIKON & CANON Cameras - YouTube
49mm 0.45x Super Wide Angle Lens W/ Macro & Filter Lens Adapter Ring Tube For Ricoh Gr Iii Iiix Griii Gr3 Griiix Gr3x Camera - Lens Adapter - AliExpress
Tokina MX Telephoto Lens Adapter Monocular Eyepiece For Minolta MD/SR Mount Lenses at KEH Camera