How to choose and buy the led light bulb

by:Sehon     2020-10-24

the light bulbs on the market breed various, many people don't know how to choose and buy when the choose and buy the good quality bulbs, is not clear on what material good lamp, when the choose and buy the light bulb only on the basis of household space and their preference to choose suitable product. So, the next we introduce what bulb varieties and how to buy led bulbs.

what bulb varieties of tungsten wire

tungsten can send out the warm light, its price is cheap, but a good filament bulbs is not long, and power consumption. In addition, the tungsten wire has many varieties, of different types of light source is suitable for different environment, for instance type W91 tungsten filament for the production; Type W61 tungsten wire is suitable for the production of spiral coil filament.

what the tungsten halogen light bulb varieties

tungsten halogen bulbs features light energy can be sent out if small needle filament, so this kind of lamp modelling diversity, can save more space. In addition, the tungsten halogen lamps can be divided into two kinds of styles: one is high volts, first used in the air lamp; Another type is low volts, first used for downward projection lamp lighting.

fluorescent bulb varieties of what are

fluorescent lamp first for small lamps and lanterns, the light of the lamp is colder than tungsten filament lamp, and with blue, the lamp was save electricity, is durable, not two selected is more economical.

how to choose and buy the led bulb

1, the luminous flux

the luminous flux led bulbs is different, the price is different also. General led bulbs Ⅰ class specification should comply with the laser level.

2, antistatic ability

to select antistatic ability good led bulbs, although the price is more expensive, but with long life and good quality.

3, wavelength

can choose wavelength good led bulbs, color should be consistent, but the price will be more expensive.

4, leakage current

when the choose and buy must pay attention to the leakage current, the leakage current big led bulbs, short stature, prices are low.

5, light Angle

if you want to pick a special light Angle, so the price will be higher, for example, the diffuse Angle, the price is higher.

6, wafer

about different chips, the price will be different. Japan, the United States generally chips more expensive, Taiwan and domestic chip price will be lower.

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