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The amount of light output will depend entirely on the construction of the bulb.

The wattage is only a measure of how much power goes into it. Some energy is given off as heat instead of light, depending on the efficiency.

It is best to refer to the manufacturers data sheet (if available), where light measurements may have been tabulated.

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βˆ™ 11y ago
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βˆ™ 15y ago

There is no cut-and-dried answer to this. Different bulbs are made to different specifications, and even bulbs of the same type and manufacturer will vary in this regard.

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