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Special purpose tubes Numeric code Alphabetic Code Fluorescent lamp type Notes 05 N/A Germicidal lamps: No phosphors used in these lamps at all, and the enveplope is made of fused quartz instead of glass. In the American lamp code, the F as in FxxTyy is replaced by a G as in GxxTyy, indicating that it's a germicidal lamp. 08 BLB Black-Light ...
T5 High Output fluorescent bulbs which are thinner than traditional T8 bulbs and provide a much brighter, more powerful light are commonly used as are the older VHO (Very High Output) fluorescent tubes and compact fluorescent lighting. Another light source in reef aquariums is metal halide lighting. These high output lights closely recreate the ...
LED tubes. LED tube is a type of LED lamp used in fluorescent tube luminaires with G5 and G13 bases to replace traditional fluorescent tubes. [1] As compared to fluorescent tubes, the most important advantages of LED tubes are energy efficiency and long service life. LED tubes are sometimes also referred to as ‘LED fluorescent tubes’.
They are sized based on the total tube length used. Typical European 230V series choke ballast 40W T12 or 36W T8 fluorescent lamps. An inductor, usually a choke, is very common in line-frequency ballasts to provide the proper starting and operating electrical condition to power a fluorescent lamp or a high intensity discharge lamp.
The GloFish is a patented and trademarked brand of fluorescently colored genetically modified aquarium fish.They have been created from several different species of fish: zebrafish were the first GloFish available in pet stores, and recently the black tetra, tiger barb, [1] rainbow shark, Siamese fighting fish, X-ray tetra, and most recently bronze corydoras [2] have been added to the lineup.
Large aquariums exhibit a wide variety of species and animals in a large range of tanks. These are typically public aquariums and may also include oceanariums and dolphinariums, designed to showcase a diverse range of marine animals for the public. In operation Only aquariums with a total capacity of more than 10 million litres and/or a tank larger than 5 million litres are included in the ...
The Fire HD 8 Tablet does everything a Kindle can do and more — and now it's at its lowest-ever price! $51 at Amazon Kindles are great, but the Fire HD 8 Tablet can act as an e-reader, streaming ...
Fluorescent lamps get dimmer over their lifetime, [35] so what starts out as an adequate luminosity may become inadequate. In one test by the U.S. Department of Energy, of Energy Star products in 2003–04, one quarter of tested CFLs no longer met their rated output after 40% of their rated service life. [36] [37]