Amazon.com : Opteka .35x HDA Super Wide Angle Panoramic Macro Fisheye Lens for Panasonic Lumix DMC-FZ20 Digital Camera : Camera Lenses : Electronics
Panasonic Lumix G Fisheye 8mm f/3.5 Lens with Accessories Kit
Panasonic Lumix G Fisheye 8mm f/3.5 Lens H-F008 B&H Photo Video
8mm F3.8 Fisheye Lens C Mount Lens Wide Angle Fish-eye For Micro Four Thirds Camera M43 For Lumix Gx8 Gx85 G7 E-m5 E-m10ii E-pl8 - Camera Lenses - AliExpress
Fisheye Ultra Super Hi Def Panoramic Lens For Panasonic HC-X920 HC-V720 | eBay
Ultra Super HD Panoramic Fisheye Lens For Panasonic Lumix DMC-GF2C DMC-GF2 | eBay