The C-4 Precision Optics 4.9mm f/3.5 is a specialty, Hyper Fisheye lens with a ridiculous 270-degree field of view. It provides a fully-circular fisheye image on full frame Sony E-mount cameras. Key features include:
Designed for full frame Sony E-mount cameras
Fully-circular fisheye image on full frame cameras
270-degree field of view on full frame cameras
Looks like a spaceship beaming up your camera
C-4 Precision Optics (co-owned by lens designer Brian Caldwell and Roger Cicala) prototyped a single lens; the 4.9mm Hyper Fisheye for Sony E mount. As a prototype, there are only 3 copies in existence. This is copy 2 of 3. No other copies will be sold.
Founder & CEO
“The closest thing that’s existed to this is the 1970s classic Nikkor 6mm f/2.8 fisheye, which gave a 220-degree field of view, weighed 5 kg, and can be rarely found for $100,000 and up these days....
Manual Focus Only
Crop and Full Frame