Thursday, March 19, 2009

LIGHT SKETCH SERIES 4


SIX TYPES OF LAMPS



HALIDE LAMP














A MEMBER OF THE HIGH-INTENSITY DISCHARGE (HID) FAMILY OF LAMPS
-PURPOSE- BASKETBALL COURT
-AMBIENT LIGHTING
-EACH LIGHT SOURCE REFLECTS OFF OF THE GYM FLOOR.
-IT ALSO REFLECTS OFF OF THE CEILING
-THE ILLUMINATION LEVEL IS AT A GOOD LEVEL FOR THE SPACE
-I THINK THE SPACE IS WELL LITE


HALOGEN LAMP
















-HALOGEN LAMPS ARE AN INCANDESCENT LAMP IN WHICH A TUSGSTEN FILAMENT IS SEALED INTO A COMPACT TRANSPARENT ENVELOPE.
-DECORATIVE/ACCENT LIGHTS
-LOOKS LIKE A RELAXING SPACE
-NOT BRIGHT
-I ENJOY THIS LIGHTING FIXTURE, IT WOULD BRING A GREAT ACCENT TO A SPACE.



ELECTRODELESS LAMP 




















-POWER NEEDED TO GENERATE LIGHT IS TRANSFERRED FROM THE INSIDE OF THE LAMP ENVELOPE BY MEANS OF (ELECTRO)MAGNETIC FIELDS
-THESE LIGHTS GIVE OFF BRIGHT LIGHT
-THE LIGHT SOURCE LIGHTS THE SPACE, ONLY IN THE DIRECTION OF THE LAMP
-NOT AMBIENT


FLUORESCENT LAMP















-A GAS-DISCHARGED LAMP THAT USES ELECTRICITY TO EXCITE MERCURY VAPOR
-OFFICE SPACE
-AMBIENT LIGHTING
-EACH LIGHT SOURCE CONTRIBUTES TO THE OVER ALL ILLUMINATION
-THE SPACE CAN USE SOME WORK WITH THE LIGHTING



COLD CATHODE LAMP

















-AN ELEMENT USED WITHIN SOME NIXIE TUBES, GAS DISCHARGE LAMPS, GAS FILLED TUBES, AND VACUUM TUBES.
-SPACE - HALLWAY
-ACCENT LIGHTING/COVE
-THE LIGHT IS BRIGHT AROUND THE AREAS OF ACCENT, NOT AMBIENT LIGHITNG
-ILLUMINATES THE CEILING
-I LIKE THE WAY THEY USED THIS TYPE OF LIGHTING IN THE PHOTOGRAPH


INCANDESCENT LAMP




















-A SOURCE OF ELECTRIC LIGHT THAT WORKS BY INCANDESCENCE, (A GENERAL TERM FOR HEAT-DRIVEN LIGHT EMISSIONS WHICH INCLUDES THE SIMPLE CASE OF BLACK BODY RADIATION)
-A PUBLIC SPACE
-AMBIENT AND ACCENT LIGHTING
-SPOT LIGHTING AND COVE LIGHTING
-THE LIGHTING ISN'T TOO BRIGHT BUT HIGHLIGHTS CERTAIN AREAS OF THE SPACE
-THE MATERIALS IN THE SPACE REFLECT LIGHT

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