Features: 1. Adopt advanced double-beam optical path structure and low-noise circuit design to ensure excellent reliability and stability 2. Equipped with advanced holographic blazed grating, which has the advantages of ultra-low stray light, excellent wavelength accuracy, etc. 3.5-inch color touch screen Chinese display operation menu, good man-machine interactive operation 4. Powerful micro-processing system, accurate T-A conversion, automatic adjustment of 0% (T) and adjustment of 100% (T), direct reading of concentration 5. With photometric measurement, automatic scanning measurement spectrum, quantitative analysis, kinetic spectrophotometric analysis and other functions 6. Strong spectral processing ability, four arithmetic operations and reciprocal operations can be performed on the spectrum 7. Spectral bandwidth 0.5nm～5nm interval 0.5nm continuously adjustable 8. Support mass storage and viewing of historical data and scan maps, input the standard curve once and use it permanently 9. Automatic correction function to ensure accurate measurement data each time 10. Built-in micro thermal printer, which can easily print the test results for data reporting and saving 11. Automatic switching of light source and automatic search for the best position 12. Power-off protection measures, which can memorize the measured data, scanning map, regression equation and instrument correction value, etc. 13. Equipped with a USB interface, which can be used in conjunction with a computer to expand the use function of the instrument Technical indicators: Wavelength range; 190nm～1100nm Maximum allowable error of wavelength: ≤±0.5nm Wavelength repeatability: ≤0.2nm Maximum allowable error of transmittance: ±0.3% (T) Repeatability of transmittance: ≤0.2% (T) Spectral bandwidth: 0.5nm～5nm variable bandwidth Baseline linearity: ±0.004A Stray light: ≤0.3% (T) Drift: 0.004A/0.5h Noise: 100% noise≤0.3%(T), 0% noise≤0.10%(T) Scanning speed: fast, medium, slow
Features: 1. Adopt advanced double-beam optical path structure and low-noise circuit design to ensure excellent reliability and stability 2. Equipped with advanced holographic blazed grating, which has the advantages of ultra-low stray light, excellent wavelength accuracy, etc. 3.5-inch color touch screen Chinese display operation menu, good man-machine interactive operation 4. Powerful micro-processing system, accurate T-A conversion, automatic adjustment of 0% (T) and adjustment of 100% (T), direct reading of concentration 5. With photometric measurement, automatic scanning measurement spectrum, quantitative analysis, kinetic spectrophotometric analysis and other functions 6. Strong spectral processing ability, four arithmetic operations and reciprocal operations can be performed on the spectrum 7. Spectral bandwidth 0.5nm～5nm interval 0.5nm continuously adjustable 8. Support mass storage and viewing of historical data and scan maps, input the standard curve once and use it permanently 9. Automatic correction function to ensure accurate measurement data each time 10. Built-in micro thermal printer, which can easily print the test results for data reporting and saving 11. Automatic switching of light source and automatic search for the best position 12. Power-off protection measures, which can memorize the measured data, scanning map, regression equation and instrument correction value, etc. 13. Equipped with a USB interface, which can be used in conjunction with a computer to expand the use function of the instrument
