Our website is made possible by displaying online advertisements to our visitors.
Please consider supporting us by disabling your ad blocker.
Sigma Patent Application for a 28mm F1.2
Search
Sigma Patent Application for a 28mm F1.2
MirrorlessReports Admin
/ Categories: L Alliance, Patents

Sigma Patent Application for a 28mm F1.2

Sigma, as we've reported here, continues to impress with some incredible patent designs, as we found this week with another patent, this time a 28mm F1.2 patent application from Sigma.

There's quite a few designs in this patent application

One of the more interesting ones was a 28mm F1.2 embodiment shown below.

Focal length: 28.90
F-Number : 1.25
Half Angle : 76.94
Image height: 21.63
Lens length: 157.00

Other embodiments show a variety of F1.2 lenses including 50mm, 40mm and 35mm;

Focal length: 48.30
F-Number : 1.26
Half Angle : 48.8
Image height: 21.63
Lens length: 165.00

Focal Length: 41.35
F-Number 1.26
Half Angle 57.17
Image Height 21.63
Lens Length 157.00

Focal Length 36.19
F-Number 1.25
Half Angle 64.18
Image Height 21.63
Lens Length 157.00

Japan Patent Application 2019-215510

This post may contain affiliate links(s). An affiliate link means I may earn advertising/referral fees if you make a purchase through my link, without any additional cost to you. It helps to keep this site afloat. Thank you in advance for your support. If you like what we do here, maybe buy me a coffee.
Previous Article Nikon offers RAW video firmware update - for $200
Next Article DPReview TV: Hasselblad X1D II 50C Review
Print
Rate this article:
No rating
Please login or register to post comments.

Theme picker

Search

Categories

Our Sponsors


Use MREPORTS for $10 off AuroraHDR


Use MREPORTS for $10 off Luminar


Use MREPORTS for 20% off PhotoLemur

Terms Of UsePrivacy StatementCopyright 2021 by Mirrorless Reports
Back To Top