1. Dual-path, dual-beam optical system
2. Both the host and the standard PC kit can independently complete the functions of photometry, quantitative measurement, spectral scanning, kinetics, DNA/protein testing, multi-wavelength testing and data printing, and the PC suite can also realize data processing functions
3. The design of the suspension optical system, strengthen the design of the thickened base plate, and eliminate the impact of vibration or deformation on the optical system
4. 24-bit high-speed, high-precision A/D conversion to improve the sensitivity of the instrument
5. The core components are imported in original packaging
Note: In addition to all the functions above i8, i9 also has the function of automatic adjustment of 5 spectral bandwidths of 0.5/1.0/2.0/4.0/5.0
1. Wavelength range: 190-1100nm
2. Spectral bandwidth: 1.8nm
3. Wavelength accuracy: ± 0.1nm (D2 656.1nm), ± 0.3nm in the whole region
4. Wavelength repeatability: ≤0.1nm
5. Photometric accuracy: ±0.2%T
6. Photometric repeatability: ≤0.15%T
7. Stray light: ≤0.03%T
8. Stability: ±0.0004A/h (at 500nm)
9. Baseline straightness: ±0.001A
10. Noise level: ±0.0005A
11. Photometric range: 0-200%T, -0.3-3A, 0-9999C
12. Wavelength setting mode: automatic
13. Scanning speed: high, medium and low three gears are optional
14. Data output: USB interface
15. Printout: parallel port
16. Display system: 320*240 bit large screen LCD
17. Light source: original imported tungsten lamp, deuterium lamp
18. Detector: imported silicon photodiode
19. Power supply: AC 220V/50Hz or 110V/60Hz
20. Dimensions: 625*430*210mm
21. Weight: 28kg
王薇;周忠华;脱永峰;黄悦 - 《厦门大学学报(自然版)》