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440 UV/Vis



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HIGH PERFORMANCE UV/VIS
CCD SPECTROPHOTOMETERS
and FIBER OPTIC ACCESSORIES
www.si-photonics.com
UV/Vis spectrophotometers and fiber optic sampling accessories for spectroscopy UV/Vis software, quantitation, colorimetry, radiometry and kinetics software options spectroscopy related research and UV/Vis spectrophotometer product information S.I. Photonics company information S.I. Photonics contact information
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Model 420 UV/Visible Spectrophotometer
Performance
Model 420 UV/Vis spectrophotometer with optional fiber optic dip probe
Wavelength Range ................... 200 - 950 nm
Spectral Bandwidth ................... 1.1 nm
Photometric Range ................... 0.002 -3.2 AU
Photometric Accuracy ................ 0.005 AU
Baseline Stability ..................... <0.005 AU/hour
...............................................(@340 and 600 nm)
Stray Light............................... <0.02%
...............................................(@340 and 600 nm)
Typical Speed ........................... 1 spectra/sec
General
Model 420 UV/Vis Spectrophotometer
Size.......................................... 9 x 13 x 5.5 (inches)
Power....................................... 110/220 VAC, 0.8A
System Detector......................... 2,048 element linear CCD
Grating...................................... Holographic grating
Extras....................................... Internal shutter for automatic dark signal correction
Light Sources............................. Dedicated tungsten and deuterium lamps integrated
.................................................in instrument
Software
Built with National Instruments LabView operated under Windows.
Display Modes ....................... Absorption, % Transmittance, % Reflectance and Intensity
Storage................................ Disk or hard drive in .SIS, .XLS, and .TXT formats
Analysis Packages.................. Quantitative Analysis, Time Acquisitions, Kinetics, Peak Find, Multiple Spectra Overlays, Radiometry and Colorimetry
© 2008 S.I. Photonics, Inc. - UV-Vis Spectrophotometers | All rights reserved | 1870 W. Prince Rd., Ste. 38 | Tucson, AZ 85705