High intensity discharge lamp with treated electrode
High pressure discharge lamp
HIGH PRESSURE DISCHARGE LAMP, HIGH PRESSURE DISCHARGE LAMP...
High pressure metal halide lamp
High-load and high-intensity discharge lamp
High-pressure discharge lamp
High-pressure discharge lamp electrode having a dendritic...
High-pressure metal halide discharge lamp
High-pressure metal halide discharge lamp with electrodes substa
Hollow cathode lamp with improved stability alloy for the cathod