1. OPTICAL DESIGN K.F. Chan (Mr.) MEBS 6002 2008 UNIVERSITY OF HONG KONG
Faculty of Engineering
M.Sc.(Eng) in Building Services
MEBS 6002 Lighting Engineering
OPTICAL DESIGN
What is the difference between lamp and luminaire?
K.F. Chan (Mr.)
MEBS
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2. LIMINAIRE IS TO A) Hold the lamp
B) Connect the lamp to the power supply so as to energize the lamp
C) Control the light emitted by the lamp
D) Change the quality of the light produced
E) Provide shielding to prevent glare
F) Protect the lamp and control gear in hostile environment
G) Provide a fixture of satisfactory appearance
H) Protect users from dangerous radiation and/or from flying pieces of lamps that rupture violently
K.F. Chan (Mr.)
MEBS

3. LIMINAIRE Keyless bare incandescent lamp holder K.F. Chan (Mr.)
MEBS

4. LUMINAIRE
Keyed porcelain incandescent lamp-holder, with pull chain and grounded receptacle. For mounting onto surface or concealed outlet box
K.F. Chan (Mr.)
MEBS

5. Lamp-holder for mounting onto outlet box
UNIVERSITY OF HONG KONG
Faculty of Engineering
M.Sc.(Eng) in Building Services
MEBS 6002 Lighting Engineering
Lamp-holder for mounting onto outlet box
BS4662 BESA box
K.F. Chan (Mr.)
MEBS
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6. Typical bare single fluorescent fixture
UNIVERSITY OF HONG KONG
Faculty of Engineering
M.Sc.(Eng) in Building Services
MEBS 6002 Lighting Engineering
Typical bare single fluorescent fixture
Wall mount vs. ceiling mount
K.F. Chan (Mr.)
MEBS
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7. K.F. Chan (Mr.)
MEBS

8. Typical multi-lamp surface mounted fixture
K.F. Chan (Mr.)
MEBS

9. K.F. Chan (Mr.)
MEBS

10. CONSTRUCTION A) Bulb-shaped lamps
Normally symmetrical around the vertical axis, can be spun metal or blown
B) Tubular lamps
Normally linear shapes, formed by bending, pressing, extruding, sheet metal or plastics
K.F. Chan (Mr.)
MEBS

11. Suspended lamp-holder
K.F. Chan (Mr.)
MEBS

12. Swivel joint socket mounted lamp-holder
K.F. Chan (Mr.)
MEBS