Canon has just filed four new patents for RF lenses, according to the latest news from CN. They are 90mm F2.8 Macro, 100mm F2.8 Macro, 110mm F2.8 Macro and 120mm F2.8 Macro.  We think a good 100mm macro is a certainty to come out for Canon RF mount. 

Read the details below:

Canon RF 100mm F2.8 Macro

focal length          99.70
F number               2.92
Half angle of view    12.24
Image height          21.64
Total lens length    164.46
BF                    24.74

Canon RF 110mm F2.8 Macro

focal length         111.55
F number               2.92
Half angle of view    10.98
Image height          21.64
Lens total length    170.07
BF                    23.35

Canon RF 90mm F2.8 Macro

focal length          87.55
F number               2.92 
Half angle of view    13.88
Image height          21.64
Total lens length    142.88
BF                    26.49

Canon RF 120mm F2.8 Macro

focal length         118.66
F number               2.92
Half angle of view    10.33
Image height          21.64
Total lens length    137.11
BF                    23.67

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