Don's bulbs rare light bulbs and lamps glossary of terms click on a glossary term: /10K /3K /4K /AX /BB /BD /BDX /BH /BL /BLB /BU /BUG-YELLOW /C /CL /DE /DTUBE /DX /ES /FL /FR /FS /GDX /GR /GROW /HD /HF /HO /HOR /IC /IF /IR /LF /LL /LONG /LU /M /MDX /MED /MH /MHC /MV /MVSB /NFL /NSP /OT /OVEN /PS /RS /SB /SE /SHORT /SP /TC /U /UVS /VNSP /VWFL /WFL /WSP ABAMPERE AC VOLTAGE AMBIENT LIGHTING AMERICAN NATIONAL STANDARD INSTITUTE AMP AMPERAGE AMPERE AMPERES AMPS ANSI ANSI CODE ARC TUBE ARGON LAMP AXIAL AXIAL FILAMENT BALLAST BALLAST FACTOR BASE BASES BASE DOWN BASE HORIZONTAL BASE UP BEAM ANGLE BEAM SPREAD BF BLACK-LIGHT BLACK-LIGHT BLUE BLACK LIGHT BLACK LIGHT BLUE BREAKDOWN BREAKDOWN VOLTAGE BROAD SPECTRUM BULB BULBS BULB BASE BULB DARKENING BULB LIFE BULB SOCKET BULB VOLTAGE BURN BURN ANGLE CANDELA CANDELAS CANDLEPOWER CANDLE POWER CATEGORY CATHODE GUARD CBCP CC CCT CENTER BEAM CANDLEPOWER CHARACTERISTIC CURVES CHROMATICITY CIRCUIT CLEAR CLEAR GLASS COEFFICIENT OF UTILIZATION COLOR CORRECTED COLOR RENDERING INDEX COLOR SPECTRUM COLOR TEMP COLOR TEMPERATURE COMPACT FLUORESCENT COMPACT FLUORESCENT LAMP CONDUCTOR CONDUCTORS CONVERSION TABLE CORONA CORRELATED COLOR TEMPERATURE COSINE LAW COULOMB COVE LIGHTING CP CRI CU CURRENT DARK-EFFECT DC VOLTAGE DEFC DESIGN END FOOT CANDLES DESIGN HOUR DESIGN HOURS DESIGN LUMENS DICHROIC DICHROIC MIRROR DIFFUSION DIRECTIONAL LIGHTING DISCHARGE LAMP DIVITRIFICATION DOUBLE-ENDED LAMP DOUBLE ENDED DOWN LIGHTING ECE EFFICACY ELECTRICAL ELECTRICAL CIRCUIT ELECTRICAL CURRENT ELECTRICAL ENERGY ELECTRICAL PRESSURE ELECTRICAL WORK ELECTRICITY ELECTRIC DISCHARGE LAMP ELECTRIC ENERGY ELECTRIC POTENTIAL ELECTROMAGNETIC BALLAST ELECTROMOTIVE FORCE ELECTROMOTIVE POTENTIAL ELECTRONIC BALLAST ELEMENTARY PHOTOMETER ELLIPTICAL REFLECTOR ENCODINGS PHILIPS OLD BULBS END BLACKENING ENERGY POLICY ACT ENERGY SURVEY EPACT ETCH EXITANCE EXTEND LIFE EXTRA SERVICE EYEBALL FIELD ANGLE FILAMENT FILAMENTS FILAMENT BULB FILAMENT BULBS FIRING POTENTIAL FIXTURE FLOOD FLOODLIGHT FLOODLIGHTS FLUORESCENT BULB FLUORESCENT LAMP FLUORESCENT TUBE FLUX FOOTCANDLE FROSTED FROSTED GLASS FULL LIGHT SPECTRUM FULL SPECTRUM FULL SPECTRUM GAS DIODE GAS TUBE GENERAL LIGHTING GETTER GLARE GLASS GLOW LAMP GLOW TUBE GROUP REPLACEMENT GROW HALOGEN HALOGEN BULB HALOGEN BULBS HEAD HEAVY DUTY HEAVY FROSTED HERTZ HID HIGH-OUTPUT HIGH INTENSITY DISCHARGE HIGH OUTPUT HIGH OUTPUT FLUORESCENT HIGH PRESSURE SODIUM HIGH VOLTAGE HO HOLDING VOLTAGE HORIZONTAL DISTRIBUTION HOUR HOURS HPS HZ ILLUMINANCE ILLUMINATION IMBC INCANDESCENCE INCANDESCENT INCANDESCENT BULB INCANDESCENT BULBS INCH INDIRECT LIGHTING INDUCTION LIGHTING INFRA-RED INFRARED INFRA RED INITIAL LUMENS INITIAL MAXIMUM BEAM CANDLEPOWER INSTANT START INSULATOR INSULATORS INTENSITY INTERNALLY FROSTED IN STOCK ION IONIZATION IONIZATION VOLTAGE IR KELVIN KHZ KILOHERTZ KILOWATT KRYPTON LAMP LAMPS LAMP HOLDER LAW OF INVERSE SQUARES LCL LENS LIF LIFE HOUR LIFE HOURS LIGHT LIGHT LIGHTING FEDERATION LIGHTING FIXTURE LIGHTLY FROSTED LIGHTLY FROSTED GLASS LIGHT BULB LIGHT BULBS LIGHT CENTER LENGTH LIGHT ENERGY LIGHT LOSS FACTOR LIGHT OUTPUT LIGHT OUTPUT INTENSITY LIGHT SOURCE LIGHT TUBE LIGHT TUBES LIS LOIS LONG BULB LONG LENGTH BULB LONG LIFE LOUVER LOW PRESSURE SODIUM LPW LUMEN LUMENS LUMENS OUTPUT PER WATT LUMENS PER WATT LUMEN DEPRECIATION LUMEN MAINTENANCE LUMINAIRE LUMINANCE LUX MAINTAINING VOLTAGE MAXIMUM OVERALL LENGTH MEAN HORIZONTAL CANDLEPOWER MEAN LUMENS MEAN SPHERICAL CANDELA MEAN SPHERICAL CANDLEPOWER MEDIUM BASE MERCURY VAPOR LAMP METAL HALIDE LAMP MHC MILLIMETER MILLIMETERS MM MOL MSCP NANOMETER NARROW FLOOD NARROW SPOT NEODYMIUM NEON NEON LAMP NOMINAL LENGTH NOTE NOTES OHM OHMS OPAQUE TOP OPERATING POSITION OVEN PAR PARABOLIC ALUMINIZED REFLECTOR PAR LAMP PHOSPHOR PHOTOMETER PHOTOMETRY PHOTON PHOTONS PHOTOPIC VISION PLANT POWER FACTOR PREHEAT PRESSURE OF ELECTRICITY PROGRAMMED START PULSE START PULSE START QUARTZ QUARTZ GLASS QUARTZ HALOGEN RADIOMETRY RAPID START REFLECTOR LAMP REFRACTION REFRACTOR RESISTANCE ROUGH SERVICE RS SCOTOPIC VISION SELF-BALLASTED SELF BALLASTED SHORT BULB SHORT LENGTH BULB SHROUD SILVER BOWL SINGLE ENDED SOCKET SOCKETS SON SOX SPD SPECIAL ORDER SPECTRAL POWER DISTRIBUTION SPIRAL LAMP SPOT SPOTLIGHT SPOTLIGHTS STARTER STRIKING VOLTAGE TASK LIGHTING TCLP TEST TEFLON COAT THD TOTAL HARMONIC DISTORTION TOXICITY CHARACTERISTIC LEACHING PROCEDURE TRIGGER START TROFFER TUBE TUBES TUFF COAT TUNGSTEN HALOGEN TUNGSTEN HALOGEN CYCLE ULTRA-VIOLET STOP ULTRAVIOLET UNIVERSAL UNIVERSAL BURN UNIVERSAL POSITION UVS VERY HIGH OUTPUT VERY NARROW SPOT VERY WIDE FLOOD VHO VIBRATION RESISTANT VISIBLE SPECTRUM VOLT VOLTAGE VOLTAGE RATING VOLTS VOLT AMP WATT ANIMATIONS WATT WATTAGE WATTS WAVELENGTH WIDE FLOOD WIDE SPOT WIRE WIRES WORK