Glass zoom lens on COB leds

Discussion in 'Lighting' started by Andino, Jul 28, 2017.

  1. Hi guys, someone of yours has tried this zoom lens? there are of 60° and 90°, the light only concentrate in a smaller area? or really zoom lumens?

    Best Regards
  2. It increases the intensity in the middle at the cost of light spread.
  3. thanks, so for a scrog it's better without lens right?
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