Despite its neutrality, Sweden was blockaded during World War II. This meant that LUMA was the only company providing Swedes with lighting during this period.
1942. DEBUT OF FLOURESCENT LAMPS
Fluorescent lighting revolutionizes industrial lighting, and Luma begins production in Sweden.
1947. MASS PRODUCTION
The LUMA factory produces 50,000 lamps a day and has 4,000 different models. Prototypes are tested atop the LUMA tower where a light always shines. Production of radios and gramophones begins.