New Sigma patent discloses the design for the future 28-200mm f/3.4-5.6 L lens
Sigma plans to may launch a new 28-200mm f/3.4-5.6 L lens:
Specs:
Zoom ratio: 7.14
Focal length: 27.99 71.70 199.93 mm
F number: 3.37 4.67 5.60
Angle of view: 78.26 32.06 11.77
Image height: 21.63 21.63 21.63 mm
Lens length: 144.99 161.09 220.98 mm
via Hi Lows Note