Menu 0

Sorry, Your Browser Is Not Supported

You can still browse the site but some services may not work properly. This site requires Google Chrome, Firefox, Safari or Internet Explorer 10 and above. For mobile devices use an HTML5 capable browser.

Download Chrome

HID Lamp Indexes Decline during Fourth Quarter 2010

HID Lamp Indexs Decline during forth quarter 2010NEMA’s shipment indexes for high intensity discharge (HID) lamps declined by 11.7%, 17.1%, and 0.9% on a year-over-year basis for sodium vapor, mercury vapor, and metal-halide lamps, respectively. For the year as a whole, shipments of mercury vapor lamps also declined for the fourth consecutive year, dipping 2.7% compared to 2009. Conversely, sodium vapor and metal-halide HID lamp shipments increased during 2010 by 1.1% and 5.2%, respectively. Sodium vapor lamps showed an increase in market share of nearly 2.0 percentage points ending the quarter at 33.2% of HID lamp shipments. The share of metal-halide lamps registered a reading of 61.8%, a decline of 1.5% points. Mercury vapor lamps gave up market share as well, declining by 0.5 percentage points to 5.0% for the fourth quarter.