MQ-500 Full Spectrum Quantum Meter
Apogee MQ-500 Quantum Light Meter – Professional PAR meter for precise measurement of photosynthetically active radiation (400–700 nm). Ideal for optimising lighting in horticulture, hydroponics, greenhouses, and plant research.
Stock is confirmed with suppliers after order (typically within 1–2 working hours).
Product Description
The Apogee MQ-500 Quantum Light Meter is a precision instrument designed to measure photosynthetically active radiation (PAR, 400–700 nm) — the light spectrum essential for plant photosynthesis. Whether you’re cultivating crops indoors, managing hydroponic systems, operating greenhouses, or conducting plant research, the MQ-500 delivers accurate, real-time data to help you optimise lighting conditions for maximum plant growth and efficiency.
Key Features
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High-Precision Quantum Sensor: Provides reliable PAR measurements expressed in µmol·m⁻²·s⁻¹, critical for assessing light intensity in horticulture and controlled environment agriculture.
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Instant, Real-Time Readings: Simple push-button operation displays live PAR values for quick decision-making.
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Portable and User-Friendly: Compact and lightweight design makes it ideal for field use, greenhouses, or research labs.
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Factory Calibrated for Accuracy: Ready to use out of the box with ±5% calibration uncertainty.
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Durable and Waterproof: IP68-rated sensor withstands wet or humid environments, with the sensor submersible up to 30 m for specialty applications.
Applications
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Greenhouse Lighting Optimisation: Ensure consistent PAR levels for high-value crops.
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Hydroponics & Indoor Growing: Maximise light efficiency and plant yields under LED or HID fixtures.
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Plant Science & Research: Collect repeatable, high-accuracy data for experiments and crop trials.
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Commercial Horticulture: Monitor supplemental lighting to improve uniformity and energy efficiency.
Specifications (Key Highlights)
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Measurement Range: 0 to 4000 µmol·m⁻²·s⁻¹
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Response Time: < 1 ms for real-time monitoring
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Long-Term Stability: < 2% drift per year
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Directional Response: ±5% at 75° zenith angle for accurate cosine response
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Spectral Range: 389–692 nm ±5 nm (full PAR spectrum)
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Operating Environment: 0–50°C, IP68 waterproof sensor rated up to 30 m depth
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Dimensions: Meter – 126×70×24 mm; Sensor – 24×37 mm
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Weight: 100 g with 5 m cable (extendable)
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Warranty: 4 years, manufactured in the USA
Why Choose the Apogee MQ-500?
Backed by Apogee Instruments’ reputation for research-grade accuracy, the MQ-500 is trusted by professional growers, lighting manufacturers, and plant scientists worldwide. Its rugged build, fast response, and dependable calibration make it the go-to PAR meter for optimising plant lighting in any controlled environment.
Measure light intensity with confidence — choose the Apogee MQ-500 Quantum Light Meter for precision, durability, and superior performance.