HPS vs LED coverage and penetration comparison test

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We test the PAR output of each grow light system & use PAR intensity maps to show how well the light is distributed across the grow area.


The grow lights tested are:
600W SE HPS system with an adjust-a-wing reflector, lumatek ballast and plantastar bulb
Spectrum King 400+ with 120deg lense
Budmaster II GOD 6
Lush Dominator 2X
KIND XL750
MIGRO 400

The tent is a Lighthouse 4 x 4
The quantum sensor used is an Apogee SQ500

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Download the closet grow build manual here: http://bit.ly/2tpoMzL