E lampholders for ordinary screw lampholders, is most commonly used as a lamp holders , behind the figures represent the lamp size, the E27 is that we usually use incandescent lamp, E14 than E27E27 E27 big E40. 85W energy-saving lamps are usually two kinds of E40 lamp holder, generally called the small head of energy-saving lamps and the bulk of the energy-saving lamps.
GU beginning of lampholder (lamp) for our day-to-day with a bayonet, G represents a the lamp type plug-U lamp part of a U-shaped, the figure behind the light foot hole center distance (mm mm "), as GU10.
Lampholder (lamp) of the MR at the beginning of the line local lighting spotlights commonly lampholders, the spotlight usually have two pins, easy to install. For example, MR16, refers to the maximum outer diameter of 2 inches with a multi-surface reflector lamps in the lighting industry.
MRMR refers to a multi-faceted reflector (lamp cup), the figures behind the the lamp cup diameter (1/8 inch), such as MR16 caliber 16 × 1/8 = 2 inches, approximately 50mm.
PAR lamps, also known as downlights, irradiation beam, usually used for stage lighting, dynamic color changing, is common in the stage lighting, type of lighting is generally low power consumption, high temperatures, and is now gradually LED lamps to replace.
AR is the beginning of a aluminum the cold reflector halogen spotlights holder.
G12 is a single end of the tubular metal halide lamp holders.
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