Re: Conversion of 2700dpi to micrometers

[Rob Geraghty]

Tony wrote:
> The only grains which you can rely on not to cause aliasing are those
> whose dimensions are at least 2x pixel size (Nyquist)

Can someone provide a clear explanation of how the nyquist rule applies to
a two dimensional image?  I think that would help to explain a lot about the
aliasing issue.

Rob



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