Optical inspection of smartphone camera modules by near-infrared low-coherence interferometry
High-resolution cameras used for smartphones are comprised of multiple aspheric lenses, a spectral filter, and a semiconductor image sensor, which are packaged together into a single module with tight geometrical tolerances. We investigated the technical possibility of near-infrared low-coherence in...
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Main Authors: | , , , |
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Other Authors: | |
Format: | Article |
Language: | English |
Published: |
2018
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Subjects: | |
Online Access: | https://hdl.handle.net/10356/87274 http://hdl.handle.net/10220/44387 |
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Institution: | Nanyang Technological University |
Language: | English |