Basically though the number corresponds to the bulb s diameter at its widest point.
What does type s bulb mean.
Find the light bulb base type you re looking for with this visual chart detailed illustrations of general bases fluorescent bases and specialty halogen base types.
C series bulbs have blunt and bent tip variations.
For example while we ve previously looked to watts to learn a bulb s brightness that information is now presented in lumens.
So now that you know what the letters mean the numbers can be just as confusing.
You will see them at theatres casinos restaurants and even hotels.
This is where the name light bulb comes from.
Indicator auto stop and turn signal lights scientific and medical instruments microscopes and aircraft.
Typical sizes include s6 s11 and s14.
Over time the phrase light bulb has become used in general to describe any source of light that is.
S series bulbs are commonly used in outdoor signs.
Whether you choose clear or frosted bulbs depends on the intensity of light that you want from your fixture.
What the numbers mean.
Light bulbs for automobiles are made in several standardized series.
In other words they precisely describe the shape or type of bulb as well as its diameter.
C candle light bulbs.
An a designates the teardrop shape of a standard light bulb.
The number after the s is the diameter of the glass in 1 8 inch increments.
S type s type miniaure light bulbs are found in many applications including.
Some people prefer bulbs to have the outline of a flame but if you want more detail in your bulb then you will need to buy f series bulbs to use in your home.
Skaman306 getty images.
Sign light bulbs are found in outdoor signs used by casinos hotels restaurants and theatres.
Bulbs used for headlamps turn signals and brake lamps may be required to comply with international and national regulations governing the types of lamps used other automotive lighting applications such as auxiliary lamps or interior lighting may not be regulated but common types are used by many automotive manufacturers.
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The way it s measured however is different for the bulb s size and its base size.
An s8 bulb for example has a diameter of 1 inch.
The variety of sizes in the bases of the bulb are designed to fit the various socket sizes in the candelabra.
S sign light bulbs.
The changes in lighting regulations and technologies mean that there are new lighting terms to learn.