略語大辞典 [Opt] 23 JND just noticeable difference 識別限界差. 丁度可知差異. 弁別しきい値. 表示装置の均質性許容限界.just noticeable difference; the smallest threshold; in the uniformity of a display device; [Opt:C:E]. 丸善「略語大辞典」JLogosID : 11879722