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2012年11月21日星期三

The advantages and disadvantages of LED commercial lights on the market

The inherent characteristics of LED advantages of LED decide it is the ideal light source to replace the traditional light source, it has a wide range of uses. First, the small size LED is basically a very small chip is encapsulated in epoxy resin inside, so it is very small, very light. Low power consumption LED power consumption is very low, in general, LED’s operating voltage is 2-3.6V. The operating current is 0.02-0.03A. That is to say: the electrical energy it consumes no more than 0.1W. Third, the long service life in the right current and voltage, LED life of up to 100,000 hours. , High brightness, low heat LED cold light technology, low heat than conventional lighting. , Environmentally friendly LED is made of non-toxic material made, unlike fluorescent lamps containing mercury can cause pollution, while LED can also be recycled. The rugged LED is completely encapsulated in epoxy resin inside, it is more than light bulbs and fluorescent tubes sturdy. Light body and no loose parts, these features make the LED can be said that is not easily damaged. High energy-saving LED lights: energy saving energy is clean and is environmentally friendly. DC drive, ultra-low power consumption (single tube 0.03-0.06 W) electro-optical power conversion close to 100%, the same lighting effects than traditional energy sources more than 80%.
Long life: led panel light Some people call it longevity light, meaning the light never goes out. Solid cold light source, epoxy encapsulated, light body and no loose parts, there is no filament light easy to burn, heat deposition, the light fades and other shortcomings, the service life of up to 60,000 to 100,000 hours, longer life than traditional light source 10 times or more. Many changes: LED light source can make use of the red, green, and blue color theory, under the control of computer technology to make three colors with 256 gray scale, and any mix can produce a 256 × 256 × 256 = 16777216 colors to form a different light The color combination of dynamic and achieve a variety of dynamic change effects and a variety of images. Lee Green: environmental benefits of better, no ultraviolet and infrared spectra, neither heat nor radiation, glare small and recyclable waste, no pollution, no mercury elements, cold light source, safe touch, typical of the green lighting.
High-tech tip: Compared with the traditional light source monotonous glow, led spot light low voltage microelectronic products, the successful integration of computer technology, network communication technology, image processing technology, embedded control technology, digital information products, is the semiconductor optoelectronic devices, “high point” technology, with online programming, unlimited scalability, flexible features. [Edit this paragraph] lighting terminology wavelength: the strength of the color of light through the data to describe, this data is called wavelength. The wavelength of light, can be seen in the range between 380 to 780nm. Unit: nanometer (nm)
Brightness: The brightness is the object the degree of shading, is defined as the luminous intensity per unit area. Unit: nits (nit)
Light intensity: refers to the brightness of light source. I.e. that the strength of the physical quantity of the visible radiation emitted by the light source in a certain direction and range. Unit: Candlelight (cd)
Flux: the sum of the energy received by the light emitted and is the human eye is the luminous flux (Φ). Unit: lumen (Lm)
Luminous efficiency: the luminous flux emitted from the light source is divided by the power of the light source. It is an important indicator to measure the light energy saving. Unit: lumens per watt (Lm / w).
Color rendering: light on the extent of the objects presented, which is the color vividness. Often called the “color rendering index”. Unit: Ra.
Color temperature: a light source emitting light color of a blackbody at a certain temperature while the hue of the radiated light, the blackbody temperature referred to as the color temperature of the light source. Unit: Kelvin Wen (k).
Glare: extremely bright object or strong luminance contrast in the field of vision caused visual discomfort known as glare, glare is the important factor to affect the quality of lighting.
Synchronization: two or more than two LED Bulb Light in a non-predetermined time can be properly set by program synchronization operation, the synchronization of the basic requirements of the LED lamp to achieve coordinated change.
Protection class: IP protection class lighting according to their dust-proof, anti-moisture characteristics to grade by two numbers, the first number represents the lamps dust to prevent the intrusion of foreign objects grades (points 0-6 level), the second number represents the lamp against moisture, waterproof invasion seal level (0-8 grade), the larger the number, the higher level of protection.

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