Tag Archives: f/2.85.6
Canon Patents EF 28-560mm f/2.8-5.6 Optical Design
According to the Egami Blog, Canon has patented the optical design for an EF 28-560mm f/2.8-5.6. With full-frame coverage, a huge focal range and an f/5.6 maximum aperture at the lens’s longest extent, this would be a very enticing lens for … Continue reading