Canon Files Patent for EF-S 18-100mm f/3.5-5.6 IS STM

According to the Egami Blog, Canon has filed a patent for an EF-S 18-100mm f/3.5-5.6 IS STM optical design.

Description of Patent

Patent Publication No. 2016-1224

• Published 2016.1.7
• Filing date 2014.6.11
• Focal length 18.59 47.22 94.99
• F-number 3.60 4.92 5.88
• Half angle of view (degrees) 36.31 16.14 8.18
• Image height 13.66 13.66 13.66
• The total lens length 137.78 158.04 178.30
• BF 35.39 52.79 64.61