News In brief
Wallace Latimer at Coherent, and Dr Rex Lee, CEO of Pyramid Imaging, have been elected to the AIA board. They join existing members, Ghislain Beaupré at Teledyne Dalsa and Edward Roney at Fanuc America, who were re- elected.
The Quantum Imaging Centre, which aims to commercialise cameras built with quantum technology, has opened in Glasgow, UK. Technology demonstrators for the research centre include a camera which uses a cheap single-pixel sensor to create video images beyond the spectrum of visible light. It was created as at the University of Glasgow in collaboration with M Squared Lasers.
Euresys has appointed Shanghai HQ-Vision Technology as its distributor in China.
PCO has opened its first sales office in Asia. The company will be represented by Murad Karmali, president of PCO Imaging Asia, in the office in Singapore.
Painting revealed as a Monet with hyperspectral imaging
‘Te hyperspectral camera took an image
of 256 different wavelengths simultaneously in the near-infrared region. Many of the painting’s pigments which have been used and are still used today are there in the wavelength range which is partially and even completely transparent. In this case, the light reflection can be measured from the surface layer and deeper,’ explained researcher Ilkka Pölönen. ‘Te camera is principally operating as
A team at the University of Jyväskylä in Finland has used hyperspectral imaging to confirm that a painting from 1891, ‘A Haystack in the Evening Sun’, was a genuine work by the artist Claude Monet. Te painting has been owned
by the Gösta Serlachius Fine Arts Foundation since the 1950s but it had not been authenticated. Te researchers at the University’s department of mathematical information technology were able to reveal Monet’s signature underneath a layer of paint using the hyperspectral imaging technique. Te work was examined at the University
Light reflection can be measured from the surface layer and deeper
a scanner, which scans one line at a time. Te optics includes a prism structure which diffuses the light’s wavelength order; a custom- made sensor is used capable of recording infrared radiation. When the camera is moved using the scanner an image of the whole picture can be obtained,’ he continued. Te camera produces one table
with the spectral data. Monet’s signature was applied to the data spectrum separation methods, which have been studied in the international research.
in the Recenart – Research Centre for Art multidisciplinary project in Mänttä, Finland. Te study used a hyperspectral camera from Finnish company Specim.
‘Spectral imaging and its many applications has been a favourite area of research. Two dissertations have already been published on this subject and have dealt with, among other things, medical and environmental science applications,’ said the dean of the university, Pekka Neittaanmäki.
News from EMVA By Thomas Lübkemeier
Early in May 2015, EMVA will partner with one of the most important trade shows for quality control in Europe: the 29th Control international trade fair for quality assurance. The show takes place from 5-8 May at the fair ground in Stuttgart, Germany, with some 900 exhibitors from 30 countries showcasing their latest products and solutions on more than 50,000 square metres. More exhibitors from the
machine vision industry than ever will be at Control this year, and a
special trade fair guide for machine vision in measurement and testing at the show can be downloaded at
www.control-messe.de/en. EMVA recognises the potential
of this trade show for the machine vision industry in Europe and therefore partners with Control 2015 on several levels. With reference to the significance of machine vision technology in quality assurance, EMVA has been invited to join the panel of experts at the opening press conference of the trade fair on 5 May and share
8 Imaging and Machine Vision Europe • April/May 2015
its view on the European machine vision market and its trends. Based on the cooperation, EMVA
members are offered an exclusive contingent of free-of-charge daily VIP passes to the Control 2015. On top of free entrance to the show, EMVA members can benefit from the exclusive access to the press centre which provides amenities such as space to retreat for business talks, free refreshments and light snacks, as well as newspapers. EMVA members interested in receiving the
respective promotion codes for up to five VIP passes should send an email to
info@emva.org specifying the number of tickets required. Looking a little further
ahead, booking is open at
www.emva.org for the 13th EMVA business conference; the final conference programme and speaker introductions will be posted very soon. We are looking forward to welcoming you in Athens from 11-13 June at this major European machine vision conference!
@imveurope
www.imveurope.com
Gosta Serlachius Fine Arts Foundation
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