UC Berkeley scientists created a new platform called “Oz” that directly controls up to 1,000 photoreceptors in the eye at once, providing new insight into the nature of human sight and vision loss. In ...

Tritanopia is a type of color vision deficiency that may make it hard for someone to distinguish between blue and green, pink and yellow, and red and purple. Color vision deficiency, also called color ...

New research offers a possible explanation for how the brain learns to identify both color and black-and-white images. The researchers found evidence that early in life, when the retina is unable to ...

Color vision in vertebrates is facilitated by various types of retinal cone photoreceptors, each with specific spectral sensitivity 1. These cone signals, triggered by different light wavelengths, ...

Normal human color vision at photopic light levels is trichromatic and relies on the stimulation of three types of cone photoreceptors. While intrinsically photosensitive retinal ganglion cells ...

Even though the human visual system has sophisticated machinery for processing color, the brain has no problem recognizing objects in black-and-white images. A new study from MIT offers a possible ...