Question

The human eye perception is limited to approximately

• A. 16 gray levels
• B. 32 gray levels
• C. 64 gray levels
• D. 128 gray levels

Hint:

The ability to distinguish different gray levels is crucial in image processing and vision-based applications especially in low-contrast environments

Answer 1

The Correct Option is C

The human visual system's physiological limitations restrict the eye's ability to distinguish shades of gray to approximately 64, regardless of lighting.