New Sigma 28-85mm f/2.8 Patent


Lens length (mm): 120.04 126.08 142.66 Embodiment 4 Zoom ratio: 2.90 Focal length (mm): 28.79 49.98 83.51 F number: 2.92 2.92 2.92 Angle of view (degree): 75.61 45.42 27.77 Image height (mm): 21.63 21.63 21.63 BF (mm): 17.6146 17.5433 17.5817 Lens length (mm): 135.02 146.97 164.94 Embodiment 5 Zoom ratio: 2.35 Focal length (mm): 28.79 40.00 67.69 F number: 2.92 2.92 2.92 Angle of view (degree): 75.80 55.88 33.85

via j-platpat, hi-lows-note

This entry was posted in Patents and tagged , . Bookmark the permalink. Trackbacks are closed, but you can post a comment.
  • FCC disclosure statement: this post may contain affiliate links or promotions that do not cost readers anything but help keep this website alive. As an Amazon Associate I earn from qualifying purchases. Thanks for your support!