Manufacturers codes found on the lamps and in catalogs may vary slightly from the generic designations.
Fluorescent lamp identification.
Bulbs bases and filaments identification guide.
Compact fluorescent lamp identification.
The shape of a tube is self explanatory as they are linear in length with two metal pins on each end.
Fluorescent lamp identification.
The following describes pin based compact fluorescent bulbs.
The color of the light is the most obvious way to identify fluorescent lighting.
Bulbs and bases identification guide.
One of the most spectacular museum exhibits is a dark room filled with fluorescent rocks and minerals that are illuminated with ultraviolet light.
With fluorescent tubes the length and width of the tubes differ and the dimensions you need will depend on the size and wattage of the fitting.
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Lamps are typically identified by a code such as fxxty where f is for fluorescent the first number xx indicates either the power in watts or length in inches the t indicates that the shape of the bulb is tubular and the last number y is the diameter in eighths of an inch sometimes in millimeters rounded up to the nearest millimeter.
For example fluorescent light bulbs can be rapid start or preheated.
Bulbs bases and filaments identification guide.
Compact fluorescent lamps bulbs are either pin based they plug into a socket or they are medium screw based they screw into the same socket as common incandescent bulbs.
Bulbs and bases identification guide.
In t numbers like tn or t5 t8 etc.
But there is more to fluorescent lighting than just whether the bulb gives out warm or cool light.
Bulbs bases and filaments identification guide.
Bulbs bases and filaments.
Variations are identified by a standardized code marked on the light bulb.
These are also known as pl q lamps or a compact fluorescent square.
Fluorescent lamps are identified by a standardized code that reveals valuable information about operating characteristics and physical dimensions.
They glow with an amazing array of vibrant colors in sharp contrast to the color of the rocks under conditions of normal illumination.
An electric current in the gas excites mercury vapor which produces short wave ultraviolet light that then causes a phosphor coating on the inside of the lamp to glow a fluorescent lamp converts electrical energy into useful light much more efficiently.
The fluorescent bulb s t number in essence gives the bulb diameter and its connecting pin design.