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  2. Color temperature - Wikipedia

    en.wikipedia.org/wiki/Color_temperature

    An incandescent lamp's light is thermal radiation, and the bulb approximates an ideal black-body radiator, so its color temperature is essentially the temperature of the filament. Thus a relatively low temperature emits a dull red and a high temperature emits the almost white of the traditional incandescent light bulb.

  3. Lamp rerating - Wikipedia

    en.wikipedia.org/wiki/Lamp_rerating

    Download as PDF; Printable version; In other projects ... 0.42 × Color temperature at design ... Incandescent light bulb#Light output and lifetime, which has much ...

  4. Standard illuminant - Wikipedia

    en.wikipedia.org/wiki/Standard_illuminant

    Illuminants A, B, and C were introduced in 1931, with the intention of respectively representing average incandescent light, direct sunlight, and average daylight. Illuminants D (1967) represent variations of daylight, illuminant E is the equal-energy illuminant, while illuminants F (2004) represent fluorescent lamps of various composition.

  5. Incandescent light bulb - Wikipedia

    en.wikipedia.org/wiki/Incandescent_light_bulb

    An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light with a filament that is heated until it glows. The filament is enclosed in a glass bulb that is either evacuated or filled with inert gas to protect the filament from oxidation .

  6. Color rendering index - Wikipedia

    en.wikipedia.org/wiki/Color_rendering_index

    An incandescent lamp has a continuous spectrum, a fluorescent lamp has a discrete line spectrum; implying that the incandescent lamp has the higher CRI. The value often quoted as "CRI" on commercially available lighting products is properly called the CIE R a value, "CRI" being a general term and CIE R a being the international standard color ...

  7. Category:Incandescent light bulbs - Wikipedia

    en.wikipedia.org/wiki/Category:Incandescent...

    Print/export Download as PDF; Printable version; In other projects ... Incandescent light bulb; A. Amber shift; C. SS Columbia (1880) H. Halogen lamp; Heatball; L.

  8. High-CRI LED lighting - Wikipedia

    en.wikipedia.org/wiki/High-CRI_LED_lighting

    An incandescent light bulb has a CRI of 100. [1] High-CRI LED lighting is a light-emitting diode (LED) lighting source that offers a high color rendering index (CRI). CRI is a quantitative measure of a light's ability to reproduce the colors of objects faithfully in comparison with an ideal or natural light source.

  9. Lists of colors - Wikipedia

    en.wikipedia.org/wiki/Lists_of_colors

    Download as PDF; Printable version; In other projects ... List of color palettes; ... Light. Dark. This page is always in light mode.