Olympus 9mm f/8.0 White Fisheye Body Cap Lens

The technical details behind this cap lens
The Olympus 9mm f/8.0 Fisheye Body Cap Lens is a unique body cap that contains a fisheye lens. This body cap lens serves as protection for your camera's sensor and other internal parts as well as providing a 9mm fisheye for getting very wide-angle images. The lens features a constant f/8 aperture and a 35mm equivalent focal length of 18mm.
Key features
Fixed f/8 Aperture
Two Aspherical Elements
Ultra Slim Form Factor
Micro Four Thirds System
Top three Reasons we think you will love this cap lens
Great Quality
Features Manual Focus Lever
Very Slim Body Cap Profile