Meike Cinema Lens 50mm T2.2 for Micro Four Thirds Filter Type_Special Effects and it's about the right

and it's about the right size not to get in the way with a rangefinder-sized camera

If your Fujifilm camera has a 2

The Lowepro Pro Mag AW is a mid-sized

if you are looking for a very nice Aero-Ektar

depending on what your camera supports

Meike Cinema Lens 50mm T2.2 for Micro Four Thirds Filter Type_Special Effects and it's about the rightThe Meike Cinema Lens 50mm T2. 2 is a compact, manual focus lens for Micro Four Thirds. Designed for video use, with geared focus and aperture controls and a 77mm filter thread shared with other Meike lenses. Nevertheless, there's nothing stopping you from using this for stills, if you want. In excellent condition, with clean glass and only minor cosmetic wear.