Output Comparison of some popular lights

DHart

Flashlight Enthusiast
Joined
Jan 8, 2009
Messages
2,436
Location
Sonoran Desert ~ Scottsdale, AZ
This is an update to a chart I posted some time ago. Thought some might find it useful in comparing outputs of some lights. All were tested in ceiling bounce mode and measured in EV. Margin of error about .1EV, so lights measuring only .1EV apart may be considered to have relatively equal measured output. A change of 1.0 EV represents a doubling (2x) or halving (.5x) of measured light output. An increase of 2EV represents a quadrupling of output (4x). For example a change from EV 4.2 to 4.7 represents a 50% increase in measured output, etc. Several lights appear more than once on the chart with changes in cell chemistry, selected level, etc.

OutputChart.jpg
 
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ninjaboigt

Enlightened
Joined
May 8, 2008
Messages
667
for one of the quark AA on the chart, it shows that ur using AAA eneloop? is that correct?
 
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