Dr. Antti Lassila Profile

Dr. Antti Lassila

Research Group Leader, Length at MIKES Mittatekniikan keskus

SPIE Involvement:

Author

Proceedings Article | 9 September 2019 Paper

High-accuracy autocollimator calibration by interferometric 2D angle generator

V. Heikkinen, V. Byman, M. Shpak, R. Geckeler, A. Just, M. Krause, M. Schumann, A. Lassila

Proceedings Volume 11109, 1110903 (2019) https://doi.org/10.1117/12.2531023

KEYWORDS: Autocollimators, Calibration, Interferometers, Reflectors, Interferometry, Mirrors, Sensors, Metrology

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Proceedings Article | 17 May 2018 Presentation + Paper

Online measurement of optical fibre geometry during manufacturing

Maksim Shpak, Sven Burger, Ville Byman, Kimmo Saastamoinen, Mertsi Haapalainen, Antti Lassila

Proceedings Volume 10683, 1068318 (2018) https://doi.org/10.1117/12.2314762

KEYWORDS: Coating, Sensors, Optical fibers, Modeling, Scattering, Polymers, Optical testing, Manufacturing

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Proceedings Article | 27 August 2014 Paper

Scatterometric characterization of diffractive optical elements

Toni Saastamoinen, Hannu Husu, Janne Laukkanen, Samuli Siitonen, Jari Turunen, Antti Lassila

Proceedings Volume 9173, 91730I (2014) https://doi.org/10.1117/12.2061699

KEYWORDS: Scanning electron microscopy, Diffractive optical elements, Binary data, Diffraction, Inverse problems, Beam splitters, Atomic force microscopy, Diffraction gratings, Inverse optics, Scatterometry

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Proceedings Article | 1 May 2014 Paper

Sub-kHz traceable characterization of stroboscopic scanning white light interferometer

V. Heikkinen, I. Kassamakov, T. Paulin, A. Nolvi, J. Seppä, A. Lassila, E. Hæggström

Proceedings Volume 9132, 913218 (2014) https://doi.org/10.1117/12.2051622

KEYWORDS: Calibration, Signal to noise ratio, Interferometers, Light emitting diodes, Mirrors, Velocity measurements, Light sources, Heterodyning, Motion measurement, Beam splitters

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SPIE Journal Paper | 16 December 2013 Open Access

Quasidynamic calibration of stroboscopic scanning white light interferometer with a transfer standard

Jeremias Seppä, Ivan Kassamakov, Ville Heikkinen, Anton Nolvi, Tor Paulin, Antti Lassila, Edward Hæggström

OE, Vol. 52, Issue 12, 124104, (December 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.12.124104

KEYWORDS: Calibration, Mirrors, Interferometers, Halogens, Light emitting diodes, Light sources, Lamps, Electronics, Sensors, Laser interferometry

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Proceedings Article | 13 May 2013 Paper

Static and (quasi)dynamic calibration of stroboscopic scanning white light interferometer

Jeremias Seppä, Ivan Kassamakov, Anton Nolvi, Ville Heikkinen, Tor Paulin, Antti Lassila, Ling Hao, Edward Hæggsröm

Proceedings Volume 8788, 87883J (2013) https://doi.org/10.1117/12.2020525

KEYWORDS: Calibration, Interferometers, Light emitting diodes, Mirrors, Halogens, Light sources, Cameras, Lamps, Metrology, Laser development

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SPIE Journal Paper | 28 February 2012

Measurement strategies and uncertainty estimations for pitch and step height calibrations by metrological atomic force microscope

Virpi Korpelainen, Jeremias Seppä, Antti Lassila

JM3, Vol. 11, Issue 1, 011002, (February 2012) https://doi.org/10.1117/12.10.1117/1.JMM.11.1.011002

KEYWORDS: Calibration, Error analysis, Metrology, Atomic force microscopy, Interferometers, Atomic force microscope, Interferometry, Time metrology, Standards development, Statistical analysis

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Proceedings Article | 1 June 2011 Paper

Measurement strategies and uncertainty estimations for pitch and step height calibrations by metrological AFM

V. Korpelainen, J. Seppä, A. Lassila

Proceedings Volume 8036, 80360Q (2011) https://doi.org/10.1117/12.883818

KEYWORDS: Calibration, Error analysis, Atomic force microscopy, Metrology, Interferometers, Interferometry, Time metrology, Standards development, Refractive index, Scanners

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SPIE Journal Paper | 1 October 2004

Acoustic method for determination of the effective temperature and refractive index of air in accurate length interferometry

Virpi Korpelainen, Antti Lassila

OE, Vol. 43, Issue 10, (October 2004) https://doi.org/10.1117/12.10.1117/1.1787834

KEYWORDS: Temperature metrology, Refractive index, Acoustics, Humidity, Ultrasonography, Distance measurement, Interferometry, Interferometers, Protactinium, Sensors

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Proceedings Article | 20 November 2003 Paper

Acoustic method for the determination of the effective temperature and refractive index of air

Antti Lassila, Virpi Korpelainen

Proceedings Volume 5190, (2003) https://doi.org/10.1117/12.504468

KEYWORDS: Refractive index, Temperature metrology, Acoustics, Humidity, Ultrasonography, Transducers, Distance measurement, Interferometry, Interferometers, Time metrology

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Proceedings Article | 18 October 2002 Paper

Design of a calibration machine of optical two-dimensional length standards

Bjorn Hemming, Ilkka Palosuo, Antti Lassila

Proceedings Volume 4902, (2002) https://doi.org/10.1117/12.467631

KEYWORDS: Calibration, Mirrors, Standards development, Interferometers, Error analysis, Uncertainty analysis, Actuators, Optical calibration, Refractive index, Metrology

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Proceedings Article | 30 September 1998 Paper

Interferometric refractometer with a variable-length vacuum cylinder

Antti Lassila, P. Tallgren, Kari Riski, Erkki Ikonen

Proceedings Volume 3477, (1998) https://doi.org/10.1117/12.323124

KEYWORDS: Interferometers, Refractive index, Beam splitters, Interferometry, Mirrors, Sensors, Signal detection, Environmental sensing, Temperature metrology, Protactinium

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SPIE Journal Paper | 1 September 1995

Optical power and transmittance measurements and their use in detector-based realization of the luminous intensity scale

Petri Kaerhae, Antti Lassila, Hanne Ludvigsen, Farshid Manoochehri, Heidi Fagerlund, Erkki Ikonen

OE, Vol. 34, Issue 09, (September 1995) https://doi.org/10.1117/12.10.1117/12.208095

KEYWORDS: Sensors, Transmittance, Calibration, Radiometry, Cryogenics, Optical filters, Lamps, Radio optics, Photometry, Photodiodes

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SPIE Journal Paper | 1 September 1995

Interferometers for calibration of length standards

Antti Lassila, Erkki Ikonen, Kari Riski

OE, Vol. 34, Issue 09, (September 1995) https://doi.org/10.1117/12.10.1117/12.208094

KEYWORDS: Interferometers, Calibration, Sensors, Signal detection, Microscopes, CCD cameras, Metrology, Temperature metrology, Mirrors, Helium neon lasers

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Proceedings Article | 15 February 1993 Paper

Interferometric length measurements

Erkki Ikonen, Antti Lassila, J. Luukkainen, Kari Riski

Proceedings Volume 1756, (1993) https://doi.org/10.1117/12.140790

KEYWORDS: Interferometers, Calibration, Microscopes, Sensors, Video, Interferometry, Temperature metrology, Phase shifts, Fringe analysis, Mirrors

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Showing 5 of 15 publications

Conference Committee Involvement (2)

Fiber Lasers and Glass Photonics: Materials through Applications II

6 April 2020 | Online Only, France

Fiber Lasers and Glass Photonics: Materials through Applications

22 April 2018 | Strasbourg, France

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