Darkness PDF

Darkness PDF

Look up darkness in Darkness PDF, the free dictionary. Darkness is the absence of light.

Darknesses, a novel in The Corean Chronicles by L. This disambiguation page lists articles associated with the title Darkness. If an internal link led you here, you may wish to change the link to point directly to the intended article. Jump to navigation Jump to search This article is about the opposite of light. Dark » and « Absence of light » redirect here. Darkness, the polar opposite to brightness, is understood as a lack of illumination or an absence of visible light.

Human vision is unable to distinguish color in conditions of either high brightness or darkness. In conditions with insufficient light levels, color perception ranges from achromatic to ultimately black. The emotional response to darkness has generated metaphorical usages of the term in many cultures. The perception of darkness differs from the mere absence of light due to the effects of after images on perception. In perceiving, the eye is active, and the part of the retina that is unstimulated produces a complementary afterimage. In terms of physics, an object is said to be dark when it absorbs photons, causing it to appear dim compared to other objects.

For example, matte black paint does not reflect much visible light and appears dark, whereas white paint reflects lots of light and appears bright. A dark area has limited light sources, making things hard to see. When a vertebrate, like a human, enters a dark area, its pupils dilate, allowing more light to enter the eye and improving night vision. One scientific measure of darkness is the Bortle Dark-Sky Scale, which indicates the night sky’s and stars’ brightness at a particular location, and the observability of celestial objects at that location. Caravaggio’s The Calling of St Matthew uses darkness for its chiaroscuro effects. Please help improve it or discuss these issues on the talk page.

This section does not cite any sources. This section possibly contains original research. Artists use darkness to emphasize and contrast the presence of light. Darkness can be used as a counterpoint to areas of lightness to create leading lines and voids. Such shapes draw the eye around areas of the painting.

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