Astm E562-19e1 [2021] -

: A transparent overlay containing a regular array of points (typically intersections of lines). Common grid sizes include (16 points), (25 points), (100 points), or circular arrays.

) obtained from a random section is an unbiased estimator of the of that phase. Core Methodology: Step-by-Step astm e562-19e1

I can provide tailored advice on and statistical sampling targets for your application. : A transparent overlay containing a regular array