High-quality spectrophotometer boasts a spectral bandwidth of 6nm and is equipped with a tungsten lamp for excellent metering accuracy. It also features automatic zero adjustment and 100 instrument calibration, ensuring consistent and precise results every time. The large sample room can accommodate up to 10cm cuvettes, ideal for a wide range of applications, including medical testing, food testing, petrochemical industry, environmental protection and monitoring, and more. With its user-friendly digital display and intuitive controls, this Visible Spectrophotometer 350-1020nm VIS Spectroscope 721 is easy to use and provides reliable, accurate results for all of your spectroscopic needs. SPECIFICATION -Input voltage: 110V -Optical system: achromatic Czerny-Turner (1200L / mm grating) -Wavelength range: 350-1020nm -Wavelength accuracy: ± 2nm -Spectral Bandwidth: 6nm -Wavelength repeatability: ≤1nm -Stray light: ≤0.1% T @ 360nm -Photometric Accuracy: 0.5% T -Photometric Repeatability: 0.2% T -Drift: ≤0.2% T -Noise: ≤0.3% T -Stability: ± 0.004A / h @ 500nm -Work mode: T, A, C -Zero: Automatic -Wavelength drive: Manual Wavelength -Print Interface: Optional (not included) -Energy (light source): tungsten lamp -Weight: 8kg PACKAGE - 1 x Set of Visible Spectrophotometer - 1 x Power Cord