Mr. Hannu Holma Profile

Hannu Holma

at Specim Spectral Imaging Ltd

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Publications (6)

Proceedings Article | 17 June 2024 Presentation + Paper

Validating spatial resolution measurement techniques in pushbroom hyperspectral cameras according to upcoming IEEE P4001 standard

Mariia Borovkova, Kari Kataja, Hannu Holma

Proceedings Volume 13024, 1302406 (2024) https://doi.org/10.1117/12.3015804

KEYWORDS: Cameras, Spatial resolution, Standards development, Sensors, Spectrographs, Signal detection, Spectral imaging cameras, Point spread functions

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Proceedings Article | 7 June 2024 Presentation + Paper

Development of the new MWIR and LWIR hyperspectral imagers at Specim

H. Holma, P. Saari, T. Kolehmainen

Proceedings Volume 13031, 1303106 (2024) https://doi.org/10.1117/12.3013687

KEYWORDS: Cameras, Long wavelength infrared, Equipment, Mid-IR, Signal to noise ratio, Hyperspectral imaging, Reflectivity, Imaging systems, Thermography, Light sources and illumination

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Proceedings Article | 13 June 2023 Presentation + Paper

Selection of optimal performance parameters in industrial hyperspectral camera design

H. Holma, P. Saari, T. Kolehmainen

Proceedings Volume 12519, 1251902 (2023) https://doi.org/10.1117/12.2663795

KEYWORDS: Cameras, Design and modelling, Hyperspectral imaging, Imaging systems, Equipment, Spectral resolution, Signal to noise ratio, Spectral imaging cameras, Quantum efficiency

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Proceedings Article | 18 May 2012 Paper

Thermal hyperspectral chemical imaging

Hannu Holma, Timo Hyvärinen, Antti-Jussi Mattila, Ilkka Kormano

Proceedings Volume 8374, 83740E (2012) https://doi.org/10.1117/12.919294

KEYWORDS: Cameras, Long wavelength infrared, Imaging systems, Hyperspectral imaging, Mid-IR, Imaging spectroscopy, Spectrographs, Minerals, Signal to noise ratio, Short wave infrared radiation

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Proceedings Article | 12 May 2011 Paper

Advances in hyperspectral LWIR pushbroom imagers

Hannu Holma, Antti-Jussi Mattila, Timo Hyvärinen, Oliver Weatherbee

Proceedings Volume 8032, 80320X (2011) https://doi.org/10.1117/12.884078

KEYWORDS: Long wavelength infrared, Cameras, Imaging systems, Signal to noise ratio, Hyperspectral imaging, Sensors, Imaging spectroscopy, Microbolometers, Black bodies, Infrared imaging

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Proceedings Article | 29 April 2009 Paper

Advanced pushbroom hyperspectral LWIR imagers

Hannu Holma, Timo Hyvärinen, Jarmo Lehtomaa, Harri Karjalainen, Risto Jaskari

Proceedings Volume 7319, 731907 (2009) https://doi.org/10.1117/12.818557

KEYWORDS: Long wavelength infrared, Cameras, Imaging systems, Sensors, Signal to noise ratio, Microbolometers, Calibration, Hyperspectral imaging, Black bodies, Temperature metrology

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Showing 5 of 6 publications

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