Examlex
A single thin slit forms a diffraction pattern, with the first minimum at an angle of from central maximum. If monochromatic light of wavelength is used for the illumination, what is the width of the slit?
Photoreceptor Cells
Specialized cells in the retina of the eye that convert light into signals that can be processed by the brain, allowing for vision.
Retina
A layer of cells at the back of the eye that senses light and converts it into neural signals, which are sent to the brain for visual recognition.
Fovea
A small depression in the retina of the eye where visual acuity is highest due to the concentration of cones.
Cones
Photoreceptor cells in the retina of the eye responsible for color vision and functioning best in relatively bright light.
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