gray value 예문

• Sheeler had a graphic sensibility, and he did his best work in black, white and gray values.
• This is also equivalent to using this gray value as opacity when doing  normal mode blend with black bottom layer.
• Human perception of brightness is not linear-we do not necessarily consider that a gray value of 0.5 is halfway between black and white.
• If one layer contains a homogeneous gray, Screen blend mode is equivalent to using this gray value as opacity when doing  normal mode blend with white top layer.