Light

Light

Visible light (commonly referred to simply as light) is electromagnetic radiation that is visible to the human eye, and is responsible for the sense of sight. Visible light has a wavelength in the range of about 380 nanometres to about 740 nm – between the invisible infrared, with longer wavelengths and the invisible ultraviolet, with shorter wavelengths.

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Famous quotes containing the word light:

    “Science is spectral analysis. Art is light synthesis.”
    —Karl Kraus (1874–1936)

    “Oh! for a closer walk with God,
    A calm and heav’nly frame;
    A light to shine upon the road
    That leads me to the Lamb!”
    —William Cowper (1731–1800)

    “When I could not see the light with my blind eyes, I blamed not my eyes, but the sun.”
    —Jerome (c. 340–420)