The Lovibond® UV-VIS and VIS spectrophotometers XD 7500 and XD 7000 combine the latest reference beam technology with high user-friendliness and flexibility.rEach of the more than 150 pre-programmed Lovibond® methods is recognized by barcode as well as the cuvette type.rIn addition, the devices identify the type of cuvette automatically, always ensuring the correct measurement range.rHigh-value reference beam opticsrAutomatic identification of tests through a bar code systemrAutomatic identification of cuvettesrMore than 150 preprogrammed analytical methodsrBrilliant color displayrEthernet, USB A and USB B ports for data management and updatesrrTechnical data:r- Light source: Tungsten-halogen-lamp (XD 7000), Xenon flash lamp (XD 7500)r- Interfaces: 4nmr- Measurement: Concentration, single and multi-wavelength measurement of absorbance and % transmission, kinetics, spectrar- For round cuvettes: 13, 16 and 24 mm, rectangular cuvettes: 10, 20 and 50 mmr- Wavelength accuracy: ± 1 nm on all Holmium peaksr- Wavelength reproducibility: better than 0.5 nmr- Photometric range: -3,3 to +3,3 Absr- Photometric resolution: absortion 0,001; transmission 0,1 %r- Drift: approx. 5000 rdata sets (method, user, ID, date, result), autostorage function/ manual storage functionr- Programmability: up to 100 user programs, 20 user profiles and > 150 pre-programmed methodsr- Dimensions (WxHxD): 422 x 195 x 323 mmr- Weight: 4,5 kg