11 November 1999 Low-cost optical liquid level sensors
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Proceedings Volume 3897, Advanced Photonic Sensors and Applications; (1999) https://doi.org/10.1117/12.369349
Event: International Symposium on Photonics and Applications, 1999, Singapore, Singapore
Design of simple, low cost optical sensors for continuous liquid level measurements is discussed. The sensor consists of only a source and a photo-receptor placed in a cylindrical tube containing the liquid. Various parameters of this simple package are selected through diffraction calculations.
© (1999) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Anjan K. Ghosh, Navjot Singh Bedi, Prashanta K. Paul, "Low-cost optical liquid level sensors", Proc. SPIE 3897, Advanced Photonic Sensors and Applications, (11 November 1999); doi: 10.1117/12.369349; https://doi.org/10.1117/12.369349

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