| ●UV-1800 successfully achieved the stringent requirements of high accuracy and reliability measurement to meet the requirements of various applications that can be used in biological research, bio-industry , pharmaceutical analysis , pharmaceutical, teaching and research, environmental protection , food hygiene, clinical examination , health and epidemic prevention and other fields. ●A wide wavelength range, the wavelength range to meet the various requirements of the field ●4nm, 2nm, 1nm, 0.5nm spectral bandwidth of four customized according to user requirements can be installed to meet the stringent requirements of the Pharmacopoeia ●Automatic design to achieve the most simple means of measurement ●LSI design greatly improves the scalability and reliability of the system ●Improved optimization of the optical design , import source and receiver system created a high performance and high reliability ●Rich measurement methods , with a wavelength scan , time scan , multi-wavelength determination , multi-order derivative determination (optional ) , dual-wavelength , three-wavelength (optional ) DNA protein measurements (optional ) , and other measurement methods to meet different measurement requirements , and can be displayed directly on a 6- inch screen ●Based on user requirements optional hole rack , manual four with stand , manual Eighth rack , automatic Eighth frame, glass stand , test tube rack , 1cm colorimetric frame , 5cm colorimetric frame , 10cm colorimetric racks ●Measurement data can be output through the printer with USB interface ●Can be powered down to save the measurement parameters and data , user-friendly Technical Specifications Optical System | Double beam | Wavelength Range | 190~1100nm | Band Width | 1.8nm | Wavelength Accuracy | ±0.3nm | Wavelength Repeatability | ≤0.1nm | Photometric Accuracy | ±0.3% τ(0-100%τ) ±0.002A(0~0.5A) ±0.003A(0.5A~1A) | Photometric Repeatability | 0.15% τ(0-100%τ) ±0.001A(0~0.5A) ±0.0015A(0.5A~1A) | Stray Light | ≤0.03% τ (220nm NaI,340nm NaNO2) | Stability | 0.0005A/h@500nm | Noise | ± 0.0002A @500nm | Baseline Flatness | ± 0.001A | Photometric Mode | T,A,C,E | Wavelength Setting | Automatic | Photometric Display Range | -4~4A | Display Mode | 6 inches high brightness blue LCD | Detector | Import Silicon Photodiode | Light Source | Import Deuterium Lamp & Tungsten Halogen Lamp | Power Requirement | AC 220V/50Hz 110V/60Hz | Power | 120W | Dimensions(W*D*H) | 560×450×230mm | Weight | 28Kg | |