Sony unveils FE PZ 28-135mm F4 G OSS cinema lens: Digital Photography Review
Intrinsically f4 means that its going to be sharper then an f2.8 lens would be if both of them were stopped down to f5.6 or 8. With 9 or 11 blades or whatever it has, the out of focus areas will look nicer then with a canon lens stopped down. Sony are pro...
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