Different kinds of light bulb quality inspection:

Energy-saving lamp
Led bulbs
fluorescent lamp
halogen lamp
mercury lamp
xenon lamp
Tungsten light bulb
the tungsten halogen bulbs
fluorescent tubes
metal halogen bulbs
candle lights bulb

light bulbs quality inspection

Some common factors for bulbs quality control:

Function Check:

1.The input voltage conform to the requirements of the order
2.The input power conform to the requirements of the order
3.Power factor PF ≥ 0.5
4.Light source color temperature is consistent with the order, not beyond the nominal + 150 k color temperature range
5.The light bulb flux conform to the requirements of the specification
6.The light bulb color rendering index Ra ≥80 
7.Withstand voltage test
8.Aging time
9.Lamp holder/glass shell torsion
10.Hi-pot current security test


1.Printing: Power, color temperature, input voltage,Logo, lamp type, frequency, year
2.There is no stains, glue;There shall be no scratch, burr, rust
3.Aluminum color, surface treatment
4.Glass shell color, glass shell shape
5.Lamp holder/glass shell/lamp holder can not be skewed
6. There is no gap, packing, shift, loose, falls off phenomenon for Component matching 

Packing: conform to the requirements of the order

bulbs quality control


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