If you’re doing ordinary photography and videography, there’s rarely any need to go beyond extreme wide angle lenses — but why be ordinary? This absurd custom fisheye lens has a 270 degree field of view, meaning it can see behind the camera it’s mounted on — or rather the camera mounted on it.
It’s certainly a bit of fun from Lens Rentals, the outfit that put it together, but it’s definitely real and might even be useful. Their detailed documentation of how they put it together piece by piece is fascinating (at least I found it so) and gives an idea of how complex lens assemblies can be. Of course, this one’s not exactly standard, but still.
The C-4 Optics 4.9mm f/3.5 Hyperfisheye Prototype, as they call it (hereafter “the lens”) first appeared as what seemed at the time to be an April Fools joke, at best half-serious. “The Flying Saucer,” as they called it, AKA the Light Bender, AKA the Mother of all Fisheye Lenses, included a vaguely plausible optical diagram showing the path of light traveling from the far edge of its view, from about 45 degrees rearward of the camera.
Sure, why not? Because it’s ridiculous, that’s why …read more
Source:: TechCrunch Gadgets
