2 band Threshold Adjustment

Posted by Kurt_P on Jun 27, 2011; 8:10pm
URL: http://imagej.273.s1.nabble.com/2-band-Threshold-Adjustment-tp3684118.html

Is there some plugin that allows for a two band or band-stop threshold adjustment? I black and white pictures and I want to have two ends of the spectrum (let's say 0 to 36 and 220 to 255 just as an example) instead of just one.

Thanks ahead of time