Asi tohle pro kalibracni mereni: https://www.osram.com/ecat/Lamps%20for%20scientific%20purposes-Other-Industry-Specialty%20Lighting/us/en/GPS01_1028367/PP_EUROPE_Europe_eCat/ZMP_56364/ JURP Dne 6.10.2019 v 21:51 Martin Hanek napsal(a): > Co to je za specialni zarovku? > https://www.mall.cz/usporne-led-zarovky-zavit/osram-osramwiwi-17-g-9v-e27-100005816575 > >