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Epoxy lens consists of light scattering particles which increases the brightness of LED.
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∙ 11y ago
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Different between led infrared led?
Both are light emitting diodes, but an infrared led emits infrared light in the electromagnetic spectrum. With the naked eye, humans can't see infrared light but many cameras can. Infrared leds are used in remote controls and many other applications.
What is infrared led?
An IR LED is used in applcations like remote controls...it's much the same as as a normal Light Emitting Diode...Just that the wavelength of the emitted light is not present in the visible spectrum...
How do you wire a 2V LED to run on 12V?
Light Emitting Diodes (LED) solid state devices are current dependant. LED have ratings for the max current allowed to the LED device. A typical current allowed to a LED is 20ma. Ohms Law is used to determine the resistance required to limit the current to your desired current. The formula is used in this manner: E=12VOLTS the desired current is I = 20ma. R = E/I = 600 ohms. Where E=2 volts dc and I=20ma R= E/I = 100 Ohms.
What are non ohmic devices give an example?
non ohmic devices are diodes, LED's, Thermistors, LDR(light dependent resistors, cells in series.
What is my Led and what resistor do I need?
Led is a light emitting diodes which can two leads .one lead is larger and the other is smaller. You did't use any resistor because it glows with the small amount of energy! Idiot. I mean't how to I find out what my LED is. I know what a Led is and without a resistor, you prick, It wouldnt last a second.
What makes a normal diode a LED?
There are diodes and there are diodes LED are made from arsenic doping to emit photons are never used for other purposes other then LED
How many type of diode?
There are many types of diodes that are used for different functions in electronics. The most common types include the laser diodes and the light emitting diodes (LED).
What is the function of led connectors?
Light emitting diodes or LED is used to save on electricity. LED connectors are a semiconductor device designed to produce a certain wavelength and type of light.
Why are LED lights better than incandescent light bulbs?
Light emitting diodes (LEDs) are semiconductors in a transparent epoxy casing. LEDs emit light through electroluminescence — that is, electrical current energizes electrons in the semiconductor material until the electrons emit a photon. Most of the electricity entering an LED is used to make light. It takes just 1.6 volts of DC current to light a single LED.
Where are diodes used in everyday life?
-- pocket radio -- LED flashlight -- LED ("digital") clock -- speed-radar detector -- cellphone -- computer power supply
What is a full form of led?
Light Emitting Diodes.
Do diodes other than LED's emmit light?
Yes ,laser diodes actually emmit light . All other diodes serve to block voltage ,or zenner diode to regulate.
Are LED lights energy savers?
Yes, the Light Emitting Diodes also called LED are energy savers.
Is LED a monochromatic light?
Almost, but it has some spreading. Laser diodes are monochromatic.
For what does LED lights stand for?
Light Emitting Diodes
What is LCD and led mean with lighting?
LED and LCD refer to different kinds of lighting used for televisions. LED lighting is actually a kind of LCD lighting, but it uses light-emitting diodes (LED) so black colors look darker while bright colors seem brighter. LCD lighting generally uses compact fluorescent lamps (CFL), which are actually tubes, so LED diodes usually allow TVs to be built thinner.
Somebody tell me what an led sign is?
An LED sign is a light display lit with many tiny lights called "light emitting diodes." They are used to create scrolling messages or pictures in electronic format. They can be used to create programmable messages.
