English Dictionary

Mach band

名詞

Any of a series of bands of slightly different shades of grey that make up an optical illusion where the contrast between the bands appears to be exaggerated as soon as they contact one another.

日本語の意味

光学的錯覚の一種。わずかに異なる灰色の階調が帯状に配置され、それらが互いに接近すると帯の境界部分でコントラストが不自然に強調される現象。

When I adjusted the grayscale ramp on the monitor, a Mach band appeared at the border of two tones, making the edge seem more pronounced than it should.

モニターのグレースケールの階調を調整すると、二つの階調の境界に灰色の濃淡がわずかに異なる一連の帯が現れ、境界が本来よりも際立って見える錯視が生じた。

意味（1）

Any of a series of bands of slightly different shades of grey that make up an optical illusion where the contrast between the bands appears to be exaggerated as soon as they contact one another.

Mach bands （ plural ）