Double beam UV-Visible Spectrophotometer LB-11DBS is a double beam light intensity measuring unit with wavelength range 190 nm ~ 1100 nm. Tungsten and deuterium lamp as a light source with automatic wavelength calibration enables stable output. High performance 24-bit A/D convertor with latest ARM11 system ensures high sample processing speed. Integrated with USB and RS-232 interface enables transfer and storage of output data.
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Optical system | Double beam |
Wavelength range | 190 nm ~ 1100 nm |
Spectral bandwidth | 1 nm |
Wavelength accuracy | ± 0.1 nm |
Wavelength repeatability | 0.1 nm |
Wavelength setting | Auto |
Display | 7 inch color screen LCD |
Detector | Silicon photodiode |
Stray light | 0.03 % T |
Photometric accuracy | ± 0.002 A, ± 0.004 A, ± 0.2 % T |
Photometric repeatability | ± 0.001 A , ± 0.002 A, ± 0.2 % T |
Photometric range | -0.4 to 4.0 A |
Baseline flatness | ± 0.0015 Abs |
Light source | Tungsten and Deuterium |
Power | AC 110 V,50 Hz AC 220 V,60 Hz |
Weight | 18 kgs |
Features
Applications
Used in biochemistry, biochemical, pharmaceutical, environmental protections, food, chemical, universities and quality control for concentration measurement, sample analysis, impurities detection, chemical kinetics, etc.
Optical system | Double beam |
Wavelength range | 190 nm ~ 1100 nm |
Spectral bandwidth | 2 nm |
Wavelength accuracy | ± 0.1 nm |
Optical system | Double beam |
Wavelength range | 190 nm ~ 1100 nm |
Spectral bandwidth | 1 nm |
Wavelength accuracy | ± 0.1 nm |
Optical system | Double beam |
Wavelength range | 190 nm ~ 1100 nm |
Spectral bandwidth | 1 nm |
Wavelength accuracy | ± 0.1 nm (D2 656.1 nm), ± 0.3 nm (full wavelength range) |
Optical system | Double beam |
Wavelength range | 190 nm ~ 1100 nm |
Spectral bandwidth | 1.8 nm |
Stray light | ≤ 0.04 T at 360 nm; 220 nm |
Optical system | Double beam |
Wavelength range | 190 nm ~ 1100 nm |
Spectral bandwidth | 0.5 nm, 1 nm, 2 nm, 5 nm |
Stray light | ≤ 0.04 T at 360 nm; 220 nm |
Wavelength range | 190 to 1100 nm |
Spectral bandwidth | 0.5 nm, 1 nm, 2 nm, 4 nm, and 5 nm |
Focal length | 200 mm |
Optical system | Double beam, Czerny-Turner monochromator, 1600 lines/mm grating |
Optical system | Double beam |
Bandwidth | 1 nm |
Grating | Holographic grating; 1200 lines/mm |
Wavelength range | 190 to 1100 nm |
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Get In Touch
Union House, 111 New Union Street, Coventry CV1 2NT, UK
0333 011 6305