Lighting Manufacturers
GE, Osram, Phillips, Sylvania, Gerard Lighting Better description of lifetime required, increasing hours without proof
The Big thing here is that all the light globes are advertised as having a life that is by no means relative to actual use. Osram 10,000 hour halogen has been tested to 5000 hours by the Chinese factory. Osram simply put their own figure on it. The test to 5000hours means that less than 50% of the ...