85W cavity type induction lamps are used as the decorative lighting on the suspension rope of Tsing Ma Bridge.
Induction lamps used on ropes and bridge sides in Tsing Ma Bridge
Light emitting diode (EXIT sign application):
Location of the project:
Prince of Wales Hospital
Year of installation:
2005 to 2006
Descriptions:
Conventional EXIT signs using fluorescent tubes in the Prince of Wales Hospital have been replaced with LED EXIT signs.
A ceiling-mounted EXIT sign
A wall-mounted EXIT sign
Light level abatement & Plug and enhance technology:
Location of the project:
Water Supplies Department office in Wan Chai Immigration Tower
Year of installation:
2006
Descriptions:
36 nos. of T8 fluorescent lamps have been replaced with 24 nos. of T5 lamps together with quasi-electronic ballasts (QEB). 50% of energy can be saved after the retrofit.
Fluorescent tube equipped with QEB
Lighting layout after upgrading
Light pipe:
Location of the project:
EMSD Headquarters
Year of installation:
2005
Descriptions:
10 nos. of light tubes have been installed on the topmost floor at the EMSD headquarters.
Light collectors
Light diffuser
Nano-technology:
Location of the project:
A conference room in Wan Chai Tower
Year of installation:
2005
Descriptions:
4 nos. of nano-technology reflectors have been added to the existing lightings.
Example Projects
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Important notices