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Old March 5th 17, 08:32 PM posted to
Jeff Liebermann
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Posts: 2,947
Default More About Lights

On Sun, 5 Mar 2017 10:56:09 -0800 (PST), wrote:

But when you look up the lights you find the same problem - you
have a very difficult time finding power in and lumens out.

Hint: Measuring lumens is messy and expensive. Here's what it took
to verify lumens in 2014:
(I like the lumens/dollar bar graph).

For numbers and beam pattern photos, try:
There are others, but that's what I found in my bookmark collection.
There are also comparisons and tests on YouTube.

Jeff Liebermann

150 Felker St #D
Santa Cruz CA 95060
Skype: JeffLiebermann AE6KS 831-336-2558

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