![Canon EF 50mm f/1.4 Patent Diagram](http://www.photographybay.com/wp-content/uploads/2015/08/50mm-1.4.jpg)
Canon EF 50mm f/1.4 Patent Diagram
A recently published patent application from Canon reveals the development of new 50mm f/1.4 and 35mm f/1.4 lenses, which use similar optical formulas. We know the new EF 35mm f/1.4L II USM lens is due any day now but a 50mm f/1.4 lens hasn’t really been on the radar even though the current EF 50mm f/1.4 USM lens is getting quite old. [Read more…]