Three new Canon lens patents: 16-40mm f/4, 600mm f/5.6 and 55mm f/3.5

• 8 years ago
• Categories: Canon
• Tags: Patents

→ Canon EF 16-40mm f/4 USM lens

→ Canon EF-M 600mm f/5.6 DO IS lens (designed for APS-C mirrorless cameras)

→ Canon EF-M 55mm f/3.5 Macro STM lens (designed for APS-C mirrorless cameras)