How do you determine the shape of a light bulb?
How do you determine the shape of a light bulb?
The code number of a bulb consists of a letter or letters followed by a number. The letter indicates the shape of the bulb and the number relates to the diameter of the bulb in eighths of an inch. The mosts commonly used household bulb is the A-19. The bulb is “A” type and the diameter would be 23/8″.
What does G mean in light bulbs?
Globe (G) bulbs have a full, round shape and are available in various sizes. They can be used for many applications throughout the home, such as foyer lights, kitchen lights, chandeliers, and ornamental fixtures. The most common type is the large G30 bulb, which is used in bathroom and makeup vanities.
What does D stand for in light bulbs?
V Stands for Vertical Filament Orientation. JDR: J From the word “Jod” – It means “Iodine” in German and indicates that it is a Halogen lamp. D Stands for that the Filament is Double Coiled. R Stands for that the bulb has a Reflector (Satellite Dish Type).
What size light bulb is safe for fixtures?
In the vast majority of cases, indoor lighting fixtures require 120-volt bulbs. Outdoor fixtures often require 12- or 24-volt bulbs , although smaller indoor lights may require these lower voltages as well. Purchase a bulb for your fixture that’s designed for the voltage of your fixture.
What is the average length of a fluorescent light bulb?
Fluorescent light bulbs are normally straight and range in length from about 100 millimeters (3.9 in) for miniature lamps, to 2.43 meters (8.0 ft) for high-output lamps.
What are the different sizes of light bulbs?
Depending on the size, T light bulbs have very different applications. Incandescent T6 light bulbs are used in exit and stairway signs and picture lights. Linear fluorescent T12, T10, T8, and T5 light bulbs come in a variety of lengths, ranging from 2-8 feet.
