An interesting lens patent for a PowerShot camera has appeared, in the form of a Canon 3. 6-255mm F2. 8-7 lens with a built-in extender that can make the lens 2000mm f/10 when converted to 35mm. Patent publication number 2016-212210 (Google translated) Release date 2016.
12. 15 Application date 2015. 5. 7 Zoom ratio 66. 07 Focal length 3. 71 10. 16 245. 00 F number Read more. . . . canonrumors.com
2016-12-26 20:40