The Canon EF 35mm f/1.4L USM Lens trails the far less expensive Canon EF 35mm f/2.0 Lens in center sharpness by a very slight amount at f/2. However, the 35 L is far sharper in the corners even on a 1.6x FOVCF body. The 35 L has better contrast and saturation than the f/2 version. The reason is price to performance ratio. While the Canon 35mm f1.4 L II USM is a fantastic lens, the Canon 35mm f2 is $1,100 cheaper, offers outstanding image quality, and has image stabilization Filter size: 82mm. Max aperture: f/1.2. Maximum magnification: 0.12x. Dimensions: 103.2 x 117.3mm. Weight: 1,195g. The Canon RF 85mm f/1.2L USM is designed with 13 elements spread across nine
Bokeh Fringing / Longitudinal Chromatic Aberrations (LoCA) As mentioned in the introduction, Canon uses a "BR" element to reduce axial chromatic aberrations in the EF 35mm f/1.4 USM L II. Bokeh fringing effects are normally a largely unresolved issue - also because they are very difficult to remove during post processing.
Yes, it slightly sharper than EF 24-70L/2.8 II, as sharp as Sigma 35/1.4 Art, and even slightly edged out FE 35/2.8 thru adapter on A7r II. Only relative new Canon 35L/1.4 II is sharper which beats any FF lenses @35mm FL.