The latest patents: Canon 35mm f/1.4, Sigma 200mm f/2 and more

• 9 years ago
• Categories: Canon, Sigma
• Tags: Patents

Canon 35mm f/1.4 lens:

Canon's patent for improved image stabilization (IS):

Sigma 200mm f/2 DG OS HSM Sports lens:

Sigma 70-300mm f/4-5.6 DG OS HSM lens: