Experimental results show that this collimation measurement method has high accuracy and good repetition, and can be used in the stripe precise inspection of code-bar invar grade rod.
实验结果表明，该瞄准检测方法的准确度高、重复性好，可用于条码型铟瓦水准尺的分划精度检测。
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Automatic Measurement System of Invar Rods Based on Image Processing.