![Aquarium Equipment: PAR Meters and LEDs - How Accurate are the Measurements? A Comparison of Three Meters and Lux to PAR Conversion Factors for LEDs Aquarium Equipment: PAR Meters and LEDs - How Accurate are the Measurements? A Comparison of Three Meters and Lux to PAR Conversion Factors for LEDs](https://reefs.com/blog/wp-content/uploads/2013/02/image001-f0bdd4a48f13873426ecfe5d8e82f2dd.jpg)
Aquarium Equipment: PAR Meters and LEDs - How Accurate are the Measurements? A Comparison of Three Meters and Lux to PAR Conversion Factors for LEDs
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400-700 nm Quantum PAR Light Meter with Built in DLI and Scan Mode Accurate for All Light Sources, Grow Light meter, Indoor/Outdoor Plants meter, Quantum Separate Waterproof Sensor with Handheld Meter: Amazon.com:
![400-700 nm Quantum PAR Light Meter with Built in DLI and Scan Mode Accurate for All Light Sources, Grow Light meter, Indoor/Outdoor Plants meter, Quantum Separate Waterproof Sensor with Handheld Meter: Amazon.com: Industrial & Scientific 400-700 nm Quantum PAR Light Meter with Built in DLI and Scan Mode Accurate for All Light Sources, Grow Light meter, Indoor/Outdoor Plants meter, Quantum Separate Waterproof Sensor with Handheld Meter: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71S7Jl5DmJL._AC_UF350,350_QL50_.jpg)