PM: Some of your pics say EL gauge faces, this means ?

All info regarding uprated gauge faces. Be it from full replacement, Electroluminescent, and overlays.

PM: Some of your pics say EL gauge faces, this means ?

Postby EssentialMINI » Sat Jan 09, 2010 7:26 pm

Hi,

This is technical...get a coffee/tea and sit back....

So basically what is (EL) Electroluminescence ?

Electroluminescence (EL) is an optical phenomenon and electrical phenomenon where a material emits light in response to an electric current passed through it, or to a strong electric field. This is distinct from light emission resulting from heat (incandescence) or from the action of chemicals (chemoluminescence).

The most common EL devices are either powder (primarily used in lighting applications) or thin film (for information displays.)

Electroluminescent automotive instrument panel backlighting, with each gauge pointer also an individual light source, entered production on 1960 Chrysler and Imperial passenger cars, and was continued successfully on several Chrysler vehicles through 1967.

Sylvania produced and marketed an EL night lamp (right), under the trade name "Panelescent" at roughly the same time that the Chrysler IP's entered production. These lamps have proven incredibly reliable, with some samples known to be still functional after nearly 50 years of continuous operation.

Powder phosphor-based electroluminescent panels are frequently used as backlights to liquid crystal displays. They readily provide a gentle, even illumination to the entire display while consuming relatively little electric power. This makes them convenient for battery-operated devices such as pagers, wristwatches, and computer-controlled thermostats and their gentle green-cyan glow is a common sight in the technological world. They do, however, require relatively high voltage. For line-voltage operated devices, it may be supplied directly from the power line. Electroluminescent nightlights operate in this fashion.

Thin film phosphor electroluminescence was first commercialized during the 1980s by Sharp Corporation in Japan, Finlux (Oy Lohja Ab) in Finland, and Planar Systems in the USA. Here, bright, long life light emission is achieved in thin film yellow-emitting manganese-doped zinc sulfide material. Displays using this technology were manufactured for medical and vehicle applications where ruggedness and wide viewing angles were crucial, and liquid crystal displays were not well developed.

Recently, blue, red, and green emitting thin film electroluminescent materials have been developed that offer the potential for long life and full color electroluminescent displays

Which I hope will explain why these cost the price they do, but wow do they make a change to your MINI interior or what !!

Regards

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Re: PM: Some of your pics say EL gauge faces, this means ?

Postby EssentialMINI » Sat May 29, 2010 10:10 am

EL faces no longer available due to no contact from supplier.

EM
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