1. Department of Photonics, Saint Petersburg Electrotechnical University “LETI”, 197022 Saint Petersburg, Russia
2. AS Ldiamon, 50411 Tartu, Estonia
3. Chair of Veterinary Biomedicine and Food Hygiene, Estonian University of Life Sciences, 51006 Tartu, Estonia
4. Jeko Disain OÜ, 51014 Tartu, Estonia