Inventor Prototype GE "Electronic Halarc" Residential Metal Halide Lightbulb!
- Source: eBay
The top half of the lamp is glass and the bottom half seems to be a type of thick plastic or plexiglass type material. The electronic components are clearly visible inside. The lamp is contained in its original white unmarked box and blister pack. It has been in climate controlled storage ever since it's been in my family, and was never removed from the packaging other than to photograph it for this listing and to test it to verify that it does work (see detailed photos). My Father worked for GE's Lighting Division and was given the prototype by a member of the Research & Development team in approximately 1979.
Here's a history of the development of the Halarc lamp in the 1970s and early 1980s, from the Smithsonian Institution:
At the time of the energy crisis of 1973, the metal halide lamp was being used successfully for outdoor lighting. Experiments with miniature metal halide lamps had been conducted by GE engineer (and tungsten halogen co-inventor)... read more