LED lighting bulbs classified Brief

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In accordance with the power to divide, LED bulbs can be divided into: low-power (mainly for the production of 5mm LED) and high-power (mainly 1W, 3W, even 5WLED production). Meanwhile, the market, there are also super power (for example, 50W of LED lighting), but this type of light bulb little use, so the market will not.


Among them, low-power LED lamps, bulb earliest design and production of LED bulbs have large-scale use, but the quality is good and bad mixed. The high-power LED spotlights, bulb to the nearest 2--3 years before large-scale use and promotion, in general, than many low-power LED bulb stable; with the decline in the price of high-power LED, high power LED bulbs will become the mainstream market.

In accordance with the shape of the LED lamp bulb of view, LED lamp bulbs are generally divided into three categories, spherical light bulbs and pointed bulbs, lamp cup-shaped bulb.


Spherical bulb


1. The single-sided light, the lower part of the plastic case or aluminum (spherical curvature of some small, looks like an inverted trapezoid);


+ 2. The annular top emission, commonly known as corn bubble, because of the small yellow dot structure shape wanted corn named;


3. trigeminal shape, can be considered light way corn bubble, but more scientific than corn bubble structure, so the more popular.

Pointed bulb

1. The single-sided light emitting (with almost spherical, is just the tip of the lens +);

2. trigeminal modeling (ibid.);

3. Chrome three surface emission, this very upscale, luminous efficiency is also good, but not top of the emission point;

4. Candle, Candle is just to add a tail, basically the same as with Candle;


Cup-shaped light bulb

Basically old-fashioned products, with spotlights Cup is like a lot of limitations, it has been nearly eliminated.