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  2. Fluorescent-lamp formats - Wikipedia

    en.wikipedia.org/wiki/Fluorescent-lamp_formats

    Cool Daylight ≈85 6500, 6700 ECW, EDK, EDC 872, 874 Cool Daylight ≈85 7200, 7400 EDF, EDX 880 Skywhite ≈85 8000 900-series deluxe rare-earth phosphors tubes Numeric color code Color Approximate CRI Color temperature (K) 930 Warm white ≈95 3000 941 Cool white ≈95 4100 950 Natural Daylight ≈98 5000 965 Cool daylight ≈95 6500

  3. Color temperature - Wikipedia

    en.wikipedia.org/wiki/Color_temperature

    For shooting with daylight film (calibrated to 5600 K) under warmer (low color temperature) light sources such as sunsets, candlelight or tungsten lighting, a bluish (e.g. #80A) filter may be used. More-subtle filters are needed to correct for the difference between, say 3200 K and 3400 K tungsten lamps or to correct for the slightly blue cast ...

  4. Template:Color temperature scale - Wikipedia

    en.wikipedia.org/wiki/Template:Color_temperature...

    Studio "CP" light 5000 K Horizon daylight, Tubular fluorescent lamps or cool white/daylight compact fluorescent lamps (CFL) 5500–6000 K Vertical daylight, electronic flash: 6200 K Xenon short-arc lamp [1] 6500 K Daylight, overcast 6500–9500 K LCD or CRT screen 15,000–27,000 K Clear blue poleward sky

  5. Standard illuminant - Wikipedia

    en.wikipedia.org/wiki/Standard_illuminant

    The CIE positions D65 as the standard daylight illuminant: [D65] is intended to represent average daylight and has a correlated colour temperature of approximately 6500 K. CIE standard illuminant D65 should be used in all colorimetric calculations requiring representative daylight, unless there are specific reasons for using a different illuminant.

  6. Fluorescent lamp - Wikipedia

    en.wikipedia.org/wiki/Fluorescent_lamp

    The spectrum of light emitted from a fluorescent lamp is the combination of light directly emitted by the mercury vapor, and light emitted by the phosphorescent coating. The spectral lines from the mercury emission and the phosphorescence effect give a combined spectral distribution of light that is different from those produced by incandescent ...

  7. Philips Hue - Wikipedia

    en.wikipedia.org/wiki/Philips_Hue

    Philips Hue is a line of color-changing LED lamps and white bulbs which can be controlled wirelessly. The Philips Hue line of bulbs was the first smart bulb of its kind on the market. [ 3 ] The lamps are currently created and manufactured by Signify N.V. , formerly the Philips Lighting division of Royal Philips N.V. [ 1 ] [ 4 ]

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