f 1:2 |
|
f 1:2.8 |
|
f 1:4 |
|
f 1:5.6 | |
f 1:8 | |
f 1:11 |
There's noticeable light fall-off in corners wide open even in this
kind of composition. Bokeh is slightly double-imaged wide open in
background. Background bokeh becomes good at f 1:2.8, and excellent
at f 1:4 or closer.