An optical formula for a 12-60mm f/2-4 for 1.5″ sensors has appeared. Egami is suggesting this development could be for the PowerShot G1 X Mark II successor, as that lens is 12.5-65mm f/2-3.9. Patent publication number 2016-212248 (Google Translated) Release date 2016.12.15 Application date 2015.5.8 Zoom ratio 4.72 Focal length 12.84 20.16 60.62 F number 2.06 […]
from Nikon Digital SLR Camera
via Patent: Canon PowerShot 12-60mm f/2-4 for 1.5″ Sensors
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