Venus Optics is a Chinese company (Anhui Changing Optics Technology Co.) that has experience designing lenses for both Japanese and German manufacturers. It now makes a series of lenses under the Laowa brand name:
Supporting the Nikon F-mount on the Internet since 1994...
Added Canon EF mount support in 2017...
What's New: bythom.com
Nikon film SLRs: filmbodies.com
Nikon Z cameras: zsystemuser.com
Mirrorless cameras: sansmirror.com
Nikon D5 1.40 (Dec 2020)
Nikon D850 1.20 (Dec 2020)
Nikon D500 1.30 (Dec 2020)
Canon 1DXm3 1.3.0 (Nov)
Nikon D6 1.11 (Nov 2020)
Canon 5DmIV 1.3.0 (Oct 2020)
Canon 6DmII 1.1.0 (Oct 2020)
Nikon D780 1.01 (May 2020)
Canon 6D 1.1.9 (Nov)
Canon 7Dm2 1.1.3 (Nov)
Canon 70D 1.1.3 (Nov)
Canon 80D 1.0.3 (Nov)
Canon 1DX 1.2.1 (Sept)
Canon 5Dm3 1.36 (Sept)
Canon 5DS (&R) 1.1.3 (Sept)
Canon 80D 1.0.3 (August)
Nikon D7200 1.0.4 (June)
The camera data pages (Nikon)(Canon) contain current firmware listings. This list is for updates made in last six months.
Venus Optics is a Chinese company (Anhui Changing Optics Technology Co.) that has experience designing lenses for both Japanese and German manufacturers. It now makes a series of lenses under the Laowa brand name: