Has rounded aperture blades. Sony FE 70-200mm F4 G OSS. Sony FE 90mm F2.8 Macro G OSS. Similar to the number of aperture blades, rounded blades affect the way the light gets through to the sensor. Rounded blades, often only found on more expensive lenses, improve the appearance of the out-of-focus areas.Panasonic S1 Panasonic Lumix DC-S1R Canon RF 50mm F1.2L USM Panasonic S Pro 70-200mm F4 OIS Canon RF 24-70mm F2.8L IS USM +3 more Reply Reply with quote Reply to thread Complain Read this forum and you'll find plenty of excellent viewpoints on this issue. By the way, I didn't go with the Sigma f2.8 70-200 zoom because of its weight penalty. Good luck and have fun! Dubcat wrote: hi - i'm new to photography and about to buy my frist slr. I am stuck between the Sigma 70-200 2.8 vs Canon 70-200 f4 L lenses, as are many others. CANON RF 70-200 f4 REVIEW vs CANON RF 70-200 f2.8. FROPACK3 is HERE with 15 all-new custom Lightroom presets!!! Check it out
EOS Rp, RF 15-35/2.8, RF 70-200/2.8. Currently I use 15-35 for landscapes/astros and 70-200 for stills and portraits. However I’m missing the kit range which is good for events and some landscapes. After reading reviews online I narrowed my choices to 28-70/f2. 24-70/f2.8 and 50/f1.2. Some apparent pros and cons for my use case: 28-70/2.0: Pros: