Automatic counting system and counting method of interference ring
The invention discloses an automatic counting system of an interference ring, comprising an optical imaging module of the interference ring, an image signal acquisition and conversion module, a data collection and transmission module and a microcomputer data processing module, wherein the optical im...
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| creator | MA WENHUA LIN JIANGHAO LI XINGUANG DENG XUEHUA GONG WENKE |
| description | The invention discloses an automatic counting system of an interference ring, comprising an optical imaging module of the interference ring, an image signal acquisition and conversion module, a data collection and transmission module and a microcomputer data processing module, wherein the optical imaging module utilizes a Michelson interferometer to form interference stripes and images the interference stripes on a purpose-made light screen; the image signal acquisition and conversion module utilizes a line array CCD sensor to convert an optical signal of the interference ring into an electric signal; the data collection and transmission module converts the electric signal from the CCD sensor into a digital signal; the microcomputer data processing module receives and processes the digital signal from the data collection and transmission module and processes the digital signal; and the microcomputer data processing module carries out digital filtering and waveform image display on the digital signal, automati |
| format | Patent |
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| subjects | MEASURING MEASURING ANGLES MEASURING AREAS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS PHYSICS TESTING |
| title | Automatic counting system and counting method of interference ring |
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