SPM-2090 UV-VIS-NIR Spectrophotometer
Double-beam, high-sensitivity, high-resolution measurement from 200 to 900 nm
Typical application scenarios
SPM-2090 UV-VIS-NIR Spectrophotometer is a double-beam UV-Vis-NIR spectrophotometer offering high precision, high repeatability, and easy operation for material analysis. Covering 200–900 nm with continuous scanning over the UV-Vis region, it is suitable for measuring characteristic absorption and spectral transmittance of various solid and liquid materials. With dedicated software, it enables automated analysis of transmission/absorption spectra, absorbance, transmittance, and other parameters, making it ideal for applications in ophthalmic lenses, optical components, architectural glass, advanced materials, and more.
Main characteristics
1.Double-beam design
Double-beam measurement ensures excellent stability and high repeatability for improved accuracy.
2.High resolution
High wavelength accuracy with spectral bandwidth as narrow as 2.0 nm, delivering superior spectral resolution and analytical precision.
3.High sensitivity
Photometric range as wide as –6 Abs to 6 Abs, fully meeting the measurement requirements for samples with high absorbance.
4.Intelligent software
Intuitive and interactive user interface, providing analytical and computational functions for various industry parameters.
Technical Specifications
| Model | SPM-2090 |
| Wavelength range | 200nm-900nm |
| Single/double beam | double beam |
| Transmission measurement geometry | 0/0 |
| Minimum spectral bandwidth | 2.0 nm |
| Wavelength repeatability | ±0.05nm |
| Wavelength accuracy | ±0.2 nm |
| Baseline flatness (absorbance) | ±0.001 |
| Absorbance measurement range | 6.0A |
| Stray light | 0.2%(@420 nm) |
| Transmission measurement accessories | One set of film sample holder; one set each of cuvette and cell (standard configuration 10mm, other sizes can be configured upon request) |
| 1) Under deuterium lamp spectral line verification conditions |
| 2) Refer to JJG178 Class 1 spectrophotometer requirements |