TY - GEN
T1 - Development of a system for 3-D micro metrology using an ultra-small-diameter optical fiber probe-optical analysis and evaluative experiment using the 0.4 μm diameter stylus shaft
AU - Murakami, Hiroshi
AU - Katsuki, Akio
AU - Sajima, Takao
AU - Tokuoh, Narumi
AU - Fukuda, Mitsuyoshi
N1 - Publisher Copyright:
© Queen's Printer and Controller of HMSO, 2014.
PY - 2014
Y1 - 2014
N2 - This paper has described a system for measuring 3-D micro structures using an optical fiber probe. For this research, the stylus shaft with a diameter of 0.4 μm was fabricated using an acid-etch technique. Further, the minimum diameter of the available stylus shaft was examined using an FDTD method. Finally, the stylus characteristic and the measurement resolution were examined. As a result, it was shown by an FDTD simulation that the minimum diameter of the available stylus shaft was about 0.2 μm for a laser diode with a 375 nm wavelength. In addition, the stylus shaft with a diameter of 0.4 μm could be manufactured, and the resolution of the measurement system using this shaft was found to be approximately 5 nm.
AB - This paper has described a system for measuring 3-D micro structures using an optical fiber probe. For this research, the stylus shaft with a diameter of 0.4 μm was fabricated using an acid-etch technique. Further, the minimum diameter of the available stylus shaft was examined using an FDTD method. Finally, the stylus characteristic and the measurement resolution were examined. As a result, it was shown by an FDTD simulation that the minimum diameter of the available stylus shaft was about 0.2 μm for a laser diode with a 375 nm wavelength. In addition, the stylus shaft with a diameter of 0.4 μm could be manufactured, and the resolution of the measurement system using this shaft was found to be approximately 5 nm.
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M3 - Conference contribution
AN - SCOPUS:84923248644
T3 - Proceedings - ASPE 2014 Annual Meeting
SP - 63
EP - 66
BT - Proceedings - ASPE 2014 Annual Meeting
PB - American Society for Precision Engineering, ASPE
T2 - 29th Annual Meeting of the American Society for Precision Engineering, ASPE 2014
Y2 - 9 November 2014 through 14 November 2014
ER -