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Forum: General Light Discussion

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  1. how do you test a flashing LED source?

    Started by danz409, 12-20-2018 10:31 AM
    • Replies: 0
    • Views: 971
    12-20-2018, 10:31 AM Go to last post
    • Replies: 11
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    12-16-2018, 08:24 PM Go to last post
  2. How many lumens is a street lamp?

    Started by StainlessSteel, 04-19-2005 11:33 PM
    • Replies: 22
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    12-12-2018, 09:31 PM Go to last post
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    12-08-2018, 06:09 PM Go to last post
  3. Advent 'wreath' & candles

    Started by Kestrel, 12-05-2018 02:47 PM
    • Replies: 0
    • Views: 959
    12-05-2018, 02:47 PM Go to last post
  4. Strong mountable motion activated security light?

    Started by Bazar, 10-19-2018 07:26 AM
    • Replies: 0
    • Views: 1,249
    10-19-2018, 07:26 AM Go to last post
  5. Output of a camera flash in lumens?

    Started by cchurchi, 07-27-2007 10:36 AM
    • Replies: 25
    • Views: 66,694
    10-16-2018, 04:48 PM Go to last post
  6. Lumen to foot-candle conversion

    Started by K5Guy, 09-04-2007 06:12 PM
    • Replies: 12
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    10-04-2018, 08:05 PM Go to last post
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    08-21-2018, 08:42 AM Go to last post
  7. Area/Dome Light Recommendation

    Started by rangefinder, 07-21-2018 09:14 PM
    • Replies: 2
    • Views: 2,022
    07-25-2018, 04:55 AM Go to last post
  8. SPD curves for standard light sources

    Started by tedfine, 04-16-2018 08:32 AM
    • Replies: 8
    • Views: 3,567
    05-02-2018, 07:50 PM Go to last post
  9. Phosphor conversion of photons in LEDs & photon recycling efficiency

    Started by Genzod, 02-23-2018 09:46 PM
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    05-01-2018, 12:53 PM Go to last post
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    04-29-2018, 07:41 AM Go to last post
  10. Best single cell 18650

    Started by Shortydog, 04-02-2018 12:49 PM
    • Replies: 1
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    04-02-2018, 07:01 PM Go to last post

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