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Best Choice GAIN EXPRESS 
Diffraction Spectroscope, Pocket Grating Gemological Spectrometer for Quick Gemstone Identification and GIA Use Reveals Gemstone Colors: Our Medium Spectroscope detects absorption patterns, whether by shining a light through transpaBest Value TEKCOPLUS 
Pocket Handheld Small Size Diffraction Grating Gemological Spectroscope Spectrometer Gem Tool for Quick Gemstone Identif COMPACT AND PORTABLE: Crafted to be travel-friendly, this pocket-sized Spectroscope device is incredibly small and portaAvejjbaey 
Pocket Handheld Spectrometer Lightweight Spectrometer for Rapid Identification Used in School Laboratory Exhibitions Great equipment for analyzing light spectrums from any light sourceIn. Licht 
Accessory Package for In.Licht Ultra Handheld Light Meter – Optimal Additions for Precise Light Measurements, Lux Meter Designed exclusively for the In.Licht Ultra light meter: This accessory bundle is precisely tailored to meet the needs oGeneric 
Handheld Diffraction Spectroscope with 5nm Eyepiece & 4nm Objective Lens, Adjustable Focus Gemstone Tester, Full Spectru 【Professional Gemstone Identification Spectroscope】This handheld diffraction spectroscope serves as a precision gemstoneGeneric 
Handheld Diffraction Spectroscope with 5nm Eyepiece & 4nm Objective Lens, Adjustable Focus Gemstone Tester, Full Spectru 【Professional Gemstone Identification Spectroscope】This handheld diffraction spectroscope serves as a precision gemstonePHDAFO 
Spectrometer, HPCS310 Spectrometer Light Meter, High Accuracy 380-780nm Full Spectrum Analyzer Full Spectrum Precision - Covers 380-780nm wavelength range for accurate light spectrum and color analysisNHQASOI Spectrometer, DY32 Lux Meter 0~200,000lux Portable Range Light Meter Pocket Design High Precision Illuminometer Lux/fc P Wide Measuring Range - Accurately measures 0~200,000 lux (0~20,000 fc) for versatile lighting conditionsNHQASOI Spectrometer, DY32 Lux Meter 0~200,000lux Portable Range Light Meter Pocket Design High Precision Illuminometer Lux/fc P Wide Measuring Range - Accurately measures 0~200,000 lux (0~20,000 fc) for versatile lighting conditionsNHQASOI Spectrometer, HPCS310 Portable Light Spectrometer CCT CRI Meter Test Professional Light Analysis - Measures CCT, CRI, Lux and spectral data for accurate lighting assessmentNHQASOI Spectrometer, Photometer Luxmeter Light Meter LCD Display 0-200000 Lux Test Digital Lux Meter Universal AS803F Illuminom This practical mini lux meter is stable, safe and reliable to measure light illuminance, it also can show you the ambienNHQASOI Spectrometer, Digital Luxmeter Digital Lux Meter Photometer Illuminometer Spectrometer Spectrophotometer High Precision 1. Illuminometer (or meter) is a special instrument for measuring illuminanceNHQASOI Spectrometer, Digital Luxmeter Digital Lux Meter Photometer Illuminometer Spectrometer Spectrophotometer High Precision 1. Illuminometer (or meter) is a special instrument for measuring illuminanceNHQASOI Spectrometer, DT-73L Mini Digital Illuminance Meter Industrial Portable Handheld High Precision Photometric Luminance Lu High-Precision Measurement - Accurately measures 0.1~200,000 Lux with ±3% accuracy for professional useNHQASOI Spectrometer, TASI TA632A/B Digital Light Meter Photography Luxmeter Detachable Probe Illuminometer Lux/Fc Photometer En 1. Multiple functions, real-time measurementPQAVLJSDZ 1Pcs 7.2V/7.4V 7800mAh Replacement Battery 420-002，Compatible with Niton XL2 XL3t Handheld Xrf Spectrometer Analyzer，Hig High capacity 7800mAh ensures extended usage time for your XL2 XL3t handheld XRF spectrometer.NHQASOI Spectrometer, DT-1308 Portable Photometer Illumination Meter Luminance Meter Photometer Illumination Meter Backlight Fun Dual Measurement Modes - Accurately tests both illumination (lux) and luminance (cd/m²) in one deviceNHQASOI Spectrometer, DT-1308 Portable Photometer Illumination Meter Luminance Meter Photometer Illumination Meter Backlight Fun Dual Measurement Modes - Accurately tests both illumination (lux) and luminance (cd/m²) in one devicePQAVLJSDZ 1Pcs 7.2V/7.4V 7800mAh Replacement Battery 420-002，Compatible with Niton XL2 XL3t Handheld Xrf Spectrometer Analyzer，Hig High capacity 7800mAh ensures extended usage time for your XL2 XL3t handheld XRF spectrometer.NHQASOI Spectrometer, BCL620L Digital Photometer Illuminometer Max Min Brightness Tester Luxmeter Photography Lighting Test Flow Dual Measurement Modes - Accurately measures both illuminance (Lux) and brightness (cd/m²) for comprehensive light testiXYZGTYUJ Visible Spectrometer Wavelength 330-1020nm Spectrophotometer Tester Desktop Digital Display Photometer Model 721 Measure 1. The Spectrometer offers an impressive wavelength range from 330 to 1020nmNHQASOI Spectrometer, APM130 PAR Meter Digital Photosynthetic Waterproof Sensor Plants Data Record Light Meter Accurate PAR Measurement - Precisely measures photosynthetic active radiation (400-700nm) for optimal plant growthNHQASOI Spectrometer, APM130 PAR Meter Digital Photosynthetic Waterproof Sensor Plants Data Record Light Meter Accurate PAR Measurement - Precisely measures photosynthetic active radiation (400-700nm) for optimal plant growthNHQASOI Spectrometer, HPCS310 Spectrometer Light Meter, High Accuracy 380-780nm Full Spectrum Analyzer Full Spectrum Precision - Covers 380-780nm wavelength range for accurate light spectrum and color analysistCheck tCheck 3 Potency Tester with Flower Testing Expansion Kit - UV Spectrometer for Potency Testing (Not for FECO & RSO) - H Precision Potency Testing at Your Fingertips: Utilize cutting-edge UV Spectrometer Technology for instant and accurate rGeneric Handheld Diffraction Spectroscope, 8mm Eyepiece, Diffraction Grating Gemological Spectrometer, Quick Identification Gems Gem Prism Spectroscope Technology：Enables precise gemstone identification by revealing unique absorption spectra. Each sNHQASOI Spectrometer, HPCS310 Spectrometer Light Meter, High Accuracy 380-780nm Full Spectrum Analyzer Full Spectrum Precision - Covers 380-780nm wavelength range for accurate light spectrum and color analysisNHQASOI Spectrometer, Luxmeter Digital Light Tester Illuminance Meter Handheld Light Meter Precision Illuminance Measurement - Accurately measures 0.1~200,000 lux for professional lighting assessmentNHQASOI Spectrometer, HPCS310P HPCS330P Handheld Spectrometer Support Phone App and Pc Software(HPCS310P NO Screen) Dual Platform Support - Seamlessly connect to both phone apps and PC software for flexible data analysisPHDAFO Spectrometer, HPCS310 Cheap CCT CRI Merer Light Spectrometer 1. **Portable and Affordable**: The HPCS310 Cheap CCT CRI Merer Light Spectrometer offers an economical solution for accNHQASOI Spectrometer, HPCS310 Portable Light Spectrometer CCT CRI Meter Test Professional Light Analysis - Measures CCT, CRI, Lux and spectral data for accurate lighting assessmentNHQASOI Spectrometer, Cheaper Spectrometer Portable CCT Meter CRI HPCS320 Top Sensor Budget-Friendly Precision - Affordable yet accurate CCT and CRI measurements for cost-conscious professionalsNHQASOI Spectrometer, Cheaper Spectrometer Portable CCT Meter CRI HPCS320 Top Sensor Budget-Friendly Precision - Affordable yet accurate CCT and CRI measurements for cost-conscious professionalsNHQASOI Spectrometer, Mini Spectrometer 350-800nm PPFD PAR Sensor Also Test Spectrum Flicker Wide 350-800nm Detection Range - Precisely measures PPFD/PAR levels and full light spectrum for plant growth and LED anaNHQASOI Spectrometer, Light Wavelength Meter Spectrometer CCT CRI Ra HPCS320 Precision Light Analysis - Measures CCT, CRI (Ra), and spectral wavelength with lab-grade accuracyNHQASOI Spectrometer, Light Wavelength Meter Spectrometer CCT CRI Ra HPCS320 Precision Light Analysis - Measures CCT, CRI (Ra), and spectral wavelength with lab-grade accuracyNHQASOI Spectrometer, Wireless Bluetooth Spectrometer HPCS-330 Led Light Meter CRI Meter Led Spectrum Analyzer Accurate Spectrum Analysis - Measures LED light spectrum, CRI, and intensity with high precision for professional useXunweiad Xunweiad Handheld Spectrometer ZQ6 Simple Spectrometer with Tracking Source and Signal Source Multifunction Spectrometer 1. During Setup And Use, Please Do Not Input Signals Exceeding 10Dbm.NHQASOI Spectrometer, Wireless Bluetooth Spectrometer HPCS-330 Led Light Meter CRI Meter Led Spectrum Analyzer Accurate Spectrum Analysis - Measures LED light spectrum, CRI, and intensity with high precision for professional useNHQASOI Spectrometer, Portable Spectrometer CCT Light Meter High Precision Light Measurement Tool for Photography Industry, Scie Versatile Application: for diverse lighting scenarios, from home to greenhouses, the HP330 lux supports various industryNHQASOI Spectrometer, Portable Spectrometer CCT Light Meter High Precision Light Measurement Tool for Photography Industry, Scie Versatile Application: for diverse lighting scenarios, from home to greenhouses, the HP330 lux supports various industryNHQASOI Spectrometer, HPCS-320 380-780nm Spectrometer Light Meter Colorimeter(Probe in Front) Precision Color Analysis - Measures 380-780nm full spectrum with high accuracy for professional color evaluationNHQASOI Spectrometer, HPCS-320 380-780nm Spectrometer Light Meter Colorimeter(Probe in Front) Precision Color Analysis - Measures 380-780nm full spectrum with high accuracy for professional color evaluationNHQASOI Spectrometer, LS110A Window Solar Film Meter Transmission Meter UV IR VL Spectrometer for Film and S Transmittance Testi 1. 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Split design, main unit and auxiliary machine in the middle of the self-super-strong magnetic forceVJSUWI VJSUWI Fibre Spectrometer FDP600-190-1200 nm (FDP200 1m) High-performance fiber spectrometer for precise spectral analysis in demanding environments.Healvian Healvian 2pcs Quartz Cuvette for Laboratory Experiment Use Plastic Cuvette Standard for Spectrophotometer and Science La Quartz Cuvettes for Spectrometer, Cuvette Accurate Reading Cuvette Reliable Spectrophotometer Cuvettes for Laboratory ExPHDAFO Spectrometer, PAR Light Meter PPFD Spectrometer Also Flicker CCT CRI for Horticulture 1. **High-Precision Measurements**: The PAR Light Meter PPFD Spectrometer offers a measurement range of 350nm to 800nm,PHDAFO Spectrometer, Light Wavelength Meter Spectrometer CCT CRI Ra HPCS320 Precision Light Analysis - Measures CCT, CRI (Ra), and spectral wavelength with lab-grade accuracyNHQASOI Spectrometer, HPCS310P HPCS330P Handheld Spectrometer Support Phone App and Pc Software(HPCS330P with Screen) Dual Platform Support - Seamlessly connect to both phone apps and PC software for flexible data analysisNHQASOI Spectrometer, HPCS310P HPCS330P Handheld Spectrometer Support Phone App and Pc Software(HPCS330P with Screen) Dual Platform Support - Seamlessly connect to both phone apps and PC software for flexible data analysisVJSUWI VJSUWI Fiber Spectrometer FDP600-190-1200 NM(FDP400 1m) High-performance fiber optic spectrometer designed for precise spectral analysis in harsh environments.PHDAFO Spectrometer, Cheaper Spectrometer Portable CCT Meter CRI HPCS320 Top Sensor Budget-Friendly Precision - Affordable yet accurate CCT and CRI measurements for cost-conscious professionalsImprint Astrophysikalische Instrumentierung und Messtechnik für die Spektroskopie: Theorie, Praxis, Technik und Beobachtung NHQASOI Spectrometer, Portable Light Spectrometer HPCS310P HPCS330P PPFD Light PAR DLI Meter Flicker Test CCT Meter Ra Tester(HP Full-Spectrum Analysis - Measures PPFD, PAR, DLI, CCT and Ra for complete light quality assessmentPHDAFO Spectrometer, HPCS-320 380-780nm Spectrometer Light Meter Colorimeter(Probe in front) Precision Color Analysis - Measures 380-780nm full spectrum with high accuracy for professional color evaluationNHQASOI Colorimeter, HP320/HP330 Portable Spectrometer Spectral Illuminance Meter, Color Temperature Meter Handheld Spectral Ana Sleep mode Power saving 5 minutes If no operation is performed, the screen will automatically turn off. The screen saverNHQASOI Spectrometer, 350C Portable Spectrometer CCT CRI Meter Lux Test Light Multi-Functional Light Analysis - Measures CCT, CRI, Lux and full spectrum for comprehensive lighting assessmentGeneric Handheld Diffraction Spectroscope, Precise Gem Full Spectrum Prism Spectroscope, 8mm Jewelers Eye Eyepiece, for Gems Jew 【Gem Identification Spectroscope】With this Handheld Diffraction Spectroscope, observe absorbed wavelengths as vertical bNHQASOI Spectrometer, HA350C Portable Spectrometer,High Accuracy LED Light Tester, UV-VIS Spectrophotometer Professional-Grade Accuracy - Delivers precise measurements for UV-VIS spectrum, LED light intensity, and wavelength witNHQASOI Spectrometer, Portable Spectrometer 350C CCT CRI Meter Lux Test Light Measures CCT, CRI, Lux and full spectrum for comprehensive lighting assessmentNHQASOI Spectrometer, Portable Spectrometer 350C CCT CRI Meter Lux Test Light Measures CCT, CRI, Lux and full spectrum for comprehensive lighting assessmentVJSUWI VJSUWI Fiber Spectrometer FDP600-190-1200 NM(FDP200 2m) High-performance fiber optic spectrometer designed for precise spectral analysis in harsh environments.PHDAFO Spectrometer, HPCS310P HPCS330P Handheld Spectrometer Support Phone App And Pc Software(HPCS330P With screen) Dual Platform Support - Seamlessly connect to both phone apps and PC software for flexible data analysisNHQASOI Spectrometer, HA350C Portable Spectrometer,High Accuracy LED Light Tester, UV-VIS Spectrophotometer Professional-Grade Accuracy - Delivers precise measurements for UV-VIS spectrum, LED light intensity, and wavelength witPHDAFO Spectrometer, WF28 8mm Colorimeter Color Meter CIELAB Display WF28 only have one measuring light source (D65)NHQASOI Spectrometer, HP350 380-780nm Spectral Illuminance Meter Healthy Lighting Color Temperature Analysis Tester Spectrometer 1. On-site testing of commercial lighting, health lighting, home lighting, architectural lighting, etcVJSUWI VJSUWI SMA905-SMA905 POF patchcord 1mtr 2000um hole metal ferrule POF plastic fiber 4.0mm cable spectrometer industrial High-performance 1m POF patch cord designed for optimal signal transmission.NHQASOI Colorimeter, Portable Light Spectrometer CCT CRI Meter Lux Test Spectral irradiance colorimeter, integrated spectrum, CCT, CRI, Lux, .etc parameters in one. With 3.5 inch touch screen,PHDAFO Spectrometer, Handheld HP330P Spectral PAR Meter Light PPFD Spectrometer for Optimal Plant Growth Lights This essential tool is primarily designed for scientists, researchers, universities and indoor farmers in the horticultuNHQASOI Spectrometer, Uva Uvb Tester MW/cm2 Irradiance Spectrometer Light UV Wavelength Precise UV Measurement - Accurately detects UVA and UVB irradiance in MW/cm² for reliable data analysisNHQASOI Spectrometer, Uva Uvb Tester MW/cm2 Irradiance Spectrometer Light UV Wavelength Precise UV Measurement - Accurately detects UVA and UVB irradiance in MW/cm² for reliable data analysisPHDAFO Spectrometer, HPCS-330Pro VIS NIR Spectrometer Irradiance Meter mW/cm2 with Pc Software 1. **High Precision Measurements**: The HPCS-330Pro VIS NIR Spectrometer provides accurate irradiance measurements in mWNHQASOI Spectrometer, Blue Light Stroboscopic Spectrometer with Spectrum Analysis Software 1. A variety of optical inputs: cosine correction probe, SM905 optical fiber (with cosine correction)NHQASOI Spectrometer, Blue Light Stroboscopic Spectrometer with Spectrum Analysis Software 1. A variety of optical inputs: cosine correction probe, SM905 optical fiber (with cosine correction)PHDAFO Spectrometer, NR200 Electronic Power And LED Blue Excitation Light Source Photoelectric Colorimeter Lluminating/Viewing Geometry: 8/dVJSUWI VJSUWI Fiber Spectrometer FDP600-190-1200 NM(FDP600 1m) High-performance fiber optic spectrometer designed for precise spectral analysis in harsh environments.NHQASOI Spectrometer, Advanced Spectrometer with Flicker Strobe Frequency Testing All-in-One Light Measurement Tool for Precisio Comprehensive Light Analysis - Measures spectrum, flicker, strobe frequency, CCT, CRI, Lux and PAR for complete light asNHQASOI Spectrometer, Advanced Spectrometer with Flicker Strobe Frequency Testing All-in-One Light Measurement Tool for Precisio Comprehensive Light Analysis - Measures spectrum, flicker, strobe frequency, CCT, CRI, Lux and PAR for complete light asVJSUWI VJSUWI Fiber Spectrometer FDP600-190-1200 NM(FDP400 2m) High-performance fiber optic spectrometer designed for precise spectral analysis in harsh environments.Joytech Joytech 3.93'' (100mm) Diameter Spinning Top Base K9 Crystal Glass Concave Mirror, Great High End Transparent Surface Do CONCAVE MIRROR ---- The top and bottom is concave, this prevents the top from leaving the base as it spins, and you getPHDAFO Spectrometer, 230-450nm UV Light Spectrometer Lamp Irradiance Power Tester Wavelength Meter Spectrum Analyzer **Point 1: Precise & Broad UV Spectrum Analysis**PHDAFO Spectrometer, 380-1000nm Red Light Test Spectrometer 1. **High-Performance Spectrometer**: Our 380-1000nm Red Light Test Spectrometer is designed to provide accurate measurePHDAFO Spectrometer, NH300 Portable Colorimeter Colorimeter Spectrophotometer Colorimeters For Color Analysis NH300 portable color difference meter: Integrating the advantages of dozens of traditional color difference meter launchPHDAFO Spectrometer, NS808 Color Analyzer Portable Spectrometer Digital Precise Colorimeter Color Measurement Reliable Device F 1. Specially designed to measure traffic signs.VJSUWI VJSUWI Fibre Spectrometer FDP600-190-1200 nm(FDP200 3m) High-performance fiber spectrometer for precise spectral analysis in demanding environments.NHQASOI Colorimeter, 350 Handheld Spectrometer Light Wavelength Meter with PC Software Analysis 1. CCT Tc (K) and Blackbody deviation DuvPHDAFO Spectrometer, Lab Colorimeter Chroma Meter Portable Grating Spectrophotometer TS7700 Dual optical path system, the optical resolution in the visible range is less than 10nm, which can measure the SCI and SPHDAFO Spectrometer, Portable Spectrograph Par PPFD Instrument 1. **High Precision Measurement**: The Portable Spectrograph Par PPFD Instrument features an impressive measurement rangPHDAFO Spectrometer, Handheld Chroma Meter Portable Colorimeter Color Spectrophotometer TS7600 Dual optical path system, the optical resolution in the visible range is less than 10nm, which can measure the SCI and SVJSUWI VJSUWI Fibre Spectrometer FDP600-190-1200 nm (FDP400 3m) High-performance fiber spectrometer for precise spectral analysis in demanding environments.RAM MOUNTS RAM Mounts Track Ball with T-Bolt Attachment, 1 Inch Ball Size Designed for track mounting systemsPHDAFO Spectrometer, Portable 380-1050nm HP350FR Spectral Irradiance Meter 1. **Precision Measurement**: The Portable 380-1050nm HP350FR Spectral Irradiance Meter offers a wide measurement rangeVJSUWI VJSUWI Fiber Spectrometer FDP600-190-1200 NM(FDP600 3m) High-performance fiber optic spectrometer designed for precise spectral analysis in harsh environments.