In this code 70 means a cri between 70 and 79.
Fluorescent light sizes chart.
Whether you are buying a fluorescent bulb for the first time or ordering a replacement the first place you need to look is the fixture.
In the 1990s manufacturers began to add a numeric code describing a lamp s color to the string of characters identifying the model replacing the cw wwx etc designations.
Most tube lighting will have its size mentioned on an end of the tube.
The t stands for tubular and the numbers are an index for the diameter in inches of the tube.
Fluorescent tube sizes guide.
Fluorescent light sizes shapes and base types.
80 means a cri between 80 and 89 and so on.
T4 t5 t8 and t12.
Knowing how to find a fluorescent light bulb that fits all of your needs will save you time worry and ensure you get the right one every time.
Light bulb sizes and shapes chart including the different kind of light bulb bases.
Find the lightbulbs shape you re looking for with this visual chart detailed illustrations of bulb shapes include a19 mr16 par and linear fluorescent tubes.
Sizes and types of fluorescent lights.