Search query: 4/3 micro fisheye olympus

Product: Olympus M.Zuiko 9mm F8.0 Fisheye Body Cap Lens BCL-0980 for Micro Four Thirds Cameras Body cap with built-in fisheye lens
Ultra-wide 18mm equivalent field of view
Great discreet street shooting lens
All-glass lens elements
Manual focus only with close-up and infinity focus settings Olympus Black