VMI Retires all Tungsten Rental Lighting 14th October 2021 Tungsten is the most traditional form of TV/Film lighting still in use today, having replaced expensive and dangerous Carbon Arc fittings. In reality though, tungsten lighting fixtures ought to be called lighting heaters, since 96% of the energy used is output as heat, leaving only 4% to produce light. This makes them immensely inefficient and … Read more