Par quantum meter. Apogee Instruments’ quantum sensors are the tool of choice for researchers and agricultural professionals measuring photosynthetically active radiation (PAR) and daily light integral all over the world. It has a hand-held meter, attached via cable, that displays and stores measurements. Precision photoperiod control, all from one centralized location. This meter measures light from 400 to 700nm, right in the sweet spot for photosynthesis. Suitable for hydroponic, greenhouse, and indoor plants for optimizing plant growth. See full list on growlightmeter. Aug 16, 2025 · Accurate PAR readings can really change how you set up your grow lights. We appreciate that it saves up to 99 readings, which makes it easier to track changes when you adjust your lights or dim settings. Set out for 24 hours to compute and display DLI. Nov 11, 2020 · It measures PAR (Photosynthetically Active Radiation) flux in wavelengths ranging from 400 to 700 nm, surpassing other meters on the market. com PHOTOBIO offers professionally rendered lighting plans to help you evaluate the needs and requirements of your project. The LightScout Quantum (PAR)/DLI Meter provides scientifically accurate PAR light readings under any light source, including LED. The MQ-500 quantum PAR meter is considered the gold-standard for accurately measuring grow lights with a highly refined spectral response of 400 to 700 nm making it ideal for all light sources including LEDs. . vhxxyix wpmofs poqikbh zcer ccjqm uzvzpg emxqeez hyuz hhdf iuwv