usable light - Fixanswer - Get your knowledge fix!

What Is Par Value In Lighting?

January 24, 2024 by Jasmine Sibley

What Is Par Value In Lighting? PAR is essentially a measurement of light emission within the photosynthetic range of 400-700nm. This represents the area of light that plants use for photosynthesis, or to grow. PAR is measured by the amount of micro moles of light per square meter per second. What is a good par

What Is Par Wattage?

January 24, 2024 by David Martineau

What Is Par Wattage? ‘PAR’ directly indicates how much light energy is available for plants to use in photosynthesis. … A 400 watt HPS lamp has less PAR, typically 120 to 128 watts, but because the light is yellow it is rated at higher lumens (for the human eye). “Illumination” for plants can be measured