Yes, but a 20mm lens at 1.4M has the same subject magnification as a
200mm lens does at 40M. Check it out!
Mr. Bill
Vicente wrote:
>
> With a 20mm lens at 5m you get a magnification of M=0.0040, at f/8 you get
> DOF from 1.4m to infinity.
> With a 200mm lens at 50m you get at magnification of M=0.0040 too, af f/8
> you get DOF from 40m to 66m (you don't reach infinity).
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