| 摘要 |
A contaminant inspecting device with multi-color light source comprises a support, a house mounted on the support, a transparent cover mounted on the house, a rotatable frame pivotally connected to the house, a plurality of varied color filters mounted on the frame, and a light source deposited within the house The light of the light source goes though the filter for transforming into a specific color light, and then the specific color light through the transparent cover is projected out of the house. The present invention further provides an inspecting method of the surface of the back light module using the multi-color light projected from the contaminant inspecting device with multi-color light source.
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