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BN320 Handheld Spectrometer Light Spectrum Meter - High Precision CCD, 380nm-780nm, Touch Screen Display

Hopoocolor Spectrometer UV Digital Radiometer Total UV Light Meter UVA UVB UVC Detector 230-450nm

Datacolor LightColor Meter - Bluetooth-Enabled Light & Color Temperature Meter for Photo, Video, and Cinema - Continuous Real-Time Data Streaming - Portable, Compact, Drop-Resistant

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Hopoocolor HPCS-330P Spectrometer PPFD Meter PAR Quantum Meter Wireless Bluetooth Connection

Spectrometer Color Illuminometer CCT CRI Light Meter Measurement Tool, Portable Spectrophotometer with PC Software for Lighting Design, Photography, Research