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  2. Fluorescent-lamp formats - Wikipedia

    en.wikipedia.org/wiki/Fluorescent-lamp_formats

    Deluxe Extra Warm White ≈95 2700 N/A N/A SW GE Soft White (Lower-CRI WWX) ≈77 3000 N/A 32 WWX Deluxe Warm White ≈87 3000 N/A N/A WX Sylvania White Deluxe ≈85 3500 N/A 79 N Natural ≈90 3600 N/A 34 N/A Deluxe White ≈85 3850 W-SDL 38 CWX Deluxe Cool White/Kolor-rite ≈90 4000 N/A N/A C41 GE Cool White Utility (Enhanced CWX) ≈87 4100

  3. High-CRI LED lighting - Wikipedia

    en.wikipedia.org/wiki/High-CRI_LED_lighting

    For example, the top bulbs listed in the 2016 Consumer Review have a CRI of 80. [3] In 2008, the U.S. Department of Energy created the L Prize to find an incandescent light bulb replacement that met efficiency metrics and had a CRI above 90. [4] On August 3, 2011, Philips was declared as the first winner of the L Prize. [5]

  4. Incandescent light bulb - Wikipedia

    en.wikipedia.org/wiki/Incandescent_light_bulb

    Available in numerous spot and flood beam spreads. Like all light bulbs, the number represents the diameter of the bulb in 1 ⁄ 8 of an inch. Therefore, a PAR 16 is 51 mm (2 in) in diameter, a PAR 20 is 64 mm (2.5 in) in diameter, PAR 30 is 95 mm (3.75 in) and a PAR 38 is 121 mm (4.75 in) in diameter. A package of four 60-watt light bulbs

  5. Marvin Pipkin - Wikipedia

    en.wikipedia.org/wiki/Marvin_Pipkin

    Pipkin's new frosted bulb revolutionized the industry, allowing the manufacture of frosted bulbs that diffused the light without losing much intensity, and were strong enough to be commercially viable. [13] [14] [15] He went on to make many innovations to the light bulb and two decades later developed the soft white light bulb. [20]

  6. Bunnings - Wikipedia

    en.wikipedia.org/wiki/Bunnings

    Bunnings also provides gardening, craft, and woodwork do it yourself (DIY) workshops for children in-store, as well as for other groups in schools, nursing homes, and hospitals. The Bunnings staff are available to community groups for assistance with DIY projects. A Bunnings sausage sizzle operated by the Rotary Club of Nelson Bay

  7. Phase-out of incandescent light bulbs - Wikipedia

    en.wikipedia.org/wiki/Phase-out_of_incandescent...

    Objections more specifically relating to compact fluorescent light bulbs include the different quality of light produced by phosphor-based lamps compared to incandescent lamps [15] and that compact fluorescent light bulbs contain small amounts of mercury, a potent neurotoxin, which is especially dangerous to children and pregnant women, and ...

  8. Color temperature - Wikipedia

    en.wikipedia.org/wiki/Color_temperature

    The house above appears a light cream during midday, but seems to be bluish white here in the dim light before full sunrise. Note the color temperature of the sunrise in the background. Video camera operators can white-balance objects that are not white, downplaying the color of the object used for white-balancing. For instance, they can bring ...

  9. Color rendering index - Wikipedia

    en.wikipedia.org/wiki/Color_rendering_index

    Researchers use daylight as the benchmark to which to compare color rendering of electric lights. In 1948, daylight was described as the ideal source of illumination for good color rendering because "it (daylight) displays (1) a great variety of colors, (2) makes it easy to distinguish slight shades of color, and (3) the colors of objects around us obviously look natural".

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