LensRentals constructs a C-4 Optics 4.9mm F3.5 Hyperfisheye Prototype lens

LensRentals constructs a C-4 Optics 4.9mm F3.5 Hyperfisheye Prototype lens
[youtube https://www.youtube.com/watch?v…
Source: dpreview
LensRentals constructs a C-4 Optics 4.9mm F3.5 Hyperfisheye Prototype lens