What are the different sizes of light bulbs ?A light bulb size chart & series guide

A light bulb's series indicates its shape, followed by a number code that indicates the light bulb's diameter in millimeters or one-eighths of an inch,depending on the type.This guide is organized by series , with information about other common names, sizes (including light bulb size charts for each series),typical uses ,and popular caps and bases 

A- series light bulbs are the classic shape most people think of when they imagine a light bulb, A-series bulbs are also know as Arbitrary,General Lamp Serivice(GLS)or standard bulbs, These light bulbs are commonly available with both bayonet(B22) and screw (E27.E14)base types and have a wide variety of applications,They are most often used in the home in:

ceiling lamps 

kitchen lamps 

table and floor lamps 

porch lamps 

reading lamps 

For more detail please contact :joe@tonghuilighting.cn ,vicky@tonghuilighting.cn

Telephone No. : 0086-15753273917, 0086-15318718647