2012年7月3日星期二

The Modify of Automobile Lamp


Six years ago, because of a Taiwanese businessman’s casual attempt, laid the basis for today xenon lamp converted.
   This businessman modified the end of xenon lamp bulb, so that it can be directly installed in the original install halogen lamp holder. A wave of converting xenon lamp start --- more than one factories launched the retrofit halogen lamps and xenon lamp; never alone produce xenon lamp bulbs Bosch fakes in the Chinese market is full of bogus, more "arrogance" of the business claim to be the sole agent of Bosch xenon lamp in the country; modified xenon lamp and installation of navigation instead of foil, sealing glaze, as almost all of the upholstery shop in the high-profit projects; six years, hundreds of xenon lamp gradually into the market, the brand under the slogan of "three-year warranty," "unconditional replacement" With the fast shipping investor to withdraw cash, the xenon lamp brands rapidly disappearing.
   The purchase of two HID bulb xenon light conversion, but that only limited of D2R (coated) light bulb --- can be used without the lens system of the vehicle. If you install a D2S (uncoated) xenon lamp light bulbs in the car, the owner only brightening headlights, even the "light pollution".
    The D1 and the D2 are both the models of xenon lamp. D1 and D2 use mercury with stable voltage about 85 volts; D3 and D4 are mercury-free, with stable voltage about 45 volts; domestic production is more than D1, D2, which mostly D2 series. Marked S bulb coating for the lens prototype car; dimension R, coated bulbs for the prototype car without lens.
Domestic vehicles have different choice of xenon lamp, which the Audi A4 uses D1, Mercedes-Benz, BMW, Audi A6L are all use D2, Toyota Camry uses the D4.
EU E-MARK standard requires all equipped with xenon lamp factory vehicles must use the lens device, to control the light pattern and the projected range; Toyota Crown is an exception, it does not have a lens device, installed directly coated with a xenon lamp bulb. Use the same lens device, but the effect is likely to vary. The lens device is divided into two forms of a single optical lens and bifocal lens. The light of a single optical lens shape better, but the distance light cannot be achieved quickly switch; bifocal lens change light speed, but also adjust the color of the light-shaped edge, but more costly than single optical lens increased considerably.

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