The Normal 50mm Equivalent
As usual, let's do some math. The king of the lenses here is the CANON 50L f1.2 . The equivalent on a crop is near or less a 32mm f0.7 imaginary lens. The good news is that at this focal lenght an f2.0 aperture will provide already a good amount of defocused background. Another good news is that here we have plenty of options: Canon 28mm f1.8 USM, 45mm eq, for 300€ used, 310g Canon 35mm f2.0 IS USM, 56mm eq, for 400€ used 335g Sigma 30mm f1.4 DC HSM, 48mm eq for 250€ used 430g Sigma 30mm f1.4 DC ART, 48mm eq for 400€ used 435g I think that the Canon 28mm and the old sigma are 2 very tempting options. Update... I got the YN35mm at a nice baregain price. I sold it. It always front focuses and i discovered that i really cannot stand such a problem. Since the old Sigma 30mm EX suffer from similar problems i will pass that too. I bought a good priced 40mm STM f2.8. Not as fast as the other option nor as wide but really good quality and focus performances. So now my ...