Embodiment 1: 28-70mm F2.8 Zoom ratio: 2.50 Focal length: 28.95 45.80 72.45 mm F number: 2.93 2.91 2.92 Angle of view: 75.04 49.23 31.7 Image height: 21.63 21.63 21.63 mm Lens length: 134.00 140.25 154.38 mm Embodiment 2: 28-100mm F4 Zoom ratio: 3.50 Focal length: 28.95 54.22 101.44 mm F number: 2.84 3.41 4.17 Angle […]
