Maximizing Contrast for Character Recognition
A MidOpt® BP470 Blue Bandpass Filter is placed over the camera lens resulting in excellent contrast. By blocking the yellow portion of the spectrum, the material background is darkened allowing the white lettering to greatly stand out.
Application
Maximizing Contrast for Character Recognition
MidOpt® BP470 Blue Bandpass Filter is placed over the camera lens resulting in excellent contrast. ced over the camera lens resulting in excellent contrast. By blocking the yellow …