• Measures natural sunlight, most types of artificial light, and reflected solar radiation (when inverted)
• Measurement waveband: 310 to 2800 nm
• Thermopile pyranometer

• Measures shortwave radiation with a silicon photovoltaic detector
• Measurement waveband: 300 to 1100 nm
• Designed for continuous outdoor use

• Measures natural sunlight, most types of artificial light, and reflected solar radiation (when inverted)
• Measurement waveband: 305 to 2800 nm
• Thermopile pyranometer

• Measures sun plus sky radiation
• Measurement waveband: 400 to 1100 nm
• Uses a silicon photovoltaic detector

• Measures Photosynthetic Photon Flux Density (PPFD) in both natural and artificial light
• Measurement waveband: 400 to 700 nm
• Uses a silicon photovoltaic detector

• Measures the energy balance between incoming short-wave and long-wave IR radiation relative to reflected short-wave and outgoing long-wave IR radiation
• High-output thermopile sensor
• Uses two conical absorbers coated in Telflon; one absorber faces up, one faces down

• Measures net radiation
• Ideal for research-grade solar radiation measurements
• Consists of two pyranometers to measure short-wave radiation and two pyrgeometers to measure infrared radiation

• Measures net radiation
• Ideal for research-grade solar radiation measurements
• Consists of two pyranometers to measure short-wave radiation and two pyrgeometers to measure infrared radiation

Kipp & Zonen's CNR2 Net Radiometer measures the energy balance between incoming short-wave and long-wave infrared radiation versus surface-reflected short-wave...