identify your lightbulb > bulb identification key

STEP ???: Un-tipped, Bowl-frosted Bulbs
[Bulb is un-tipped and frosted on the outside of its bowl]

Select the option most resembling your bulb from the drop-down menu to proceed to the next step. Please consult "option descriptions" for detailed info.

[The drop-down menu can be re-set by refreshing your browser window.]

FULL OPTION DESCRIPTIONS / IMAGE GLOSSARY: [Option titles are also linked to proceed to the next step.]

OPTION A: 520a - (Figure 202 - Thumbnail) “Lamp is un-tipped and frosted on the outside of the bowl only, giving the bulb the appearance of “bowl frosting.”   (Go to A35 - Figure 202).

Pathway History:
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