Patent ID: 7385690
Filing Date: 2008-06-10
Classification: G01N

Abstract:
1. An inspecting system for inspecting a color filter, comprising: a stage configured for supporting the color filter; a white light source structured and arranged for emitting a white light to illuminate the color filter from a first side of the color filter; a CCD camera configured for photographing the color filter from a second side of the color filter, the second side thereof being opposite to the first side thereof; an image processing and displaying device operatively connected with the CCD camera; a laser diode assembly configured for emitting a laser light; at least one beam splitter arranged in a path of the laser light and used for transmitting the laser light to the color filter; a photo diode configured for receiving the laser light via the at least one beam splitter and for thereby generating an electronic signal; and a first signal processing and displaying device connected with the photo diode, the first signal processing and displaying device being adapted for displaying the electronic signal generated by the photo diode.