Product Description Diode Array Technology for wavelength change without any mechanical moving parts. Dual lamp (deuterium / tungsten) for a spectral range of 190 - 720 nm. Programmable change of wavelength (up to 5 steps). Serial interface (RS232C) for external control. Specifications: Wavelength range: 190-720nm Light source: Deuterium lamp and Tungsten lamp Optical bandwidth: 6nm Wavelength accuracy: ± 0.5nm; Wavelength repeatability: ± 0.1nm; Wavelength programmable time setting range: 0.1-999.9min; Rise Time: 0.0-9.9s; Linear range: ≥ 1.5AU (5%) Baseline noise: ≤ ± 3 x 10-5 AU (empty cell, 254nm, 1.0s); Baseline drift: ≤ 5 x 10-4AU / h (empty cell, 254nm, time: 60min) Analytical flow cell: Optical path length 10mm; Volume 10 μ L Semi-preparative flow cell: Optical path length 3mm; Volume 5μ L Micro flow cell: Optical path length 3mm; Volume 1.2μ L Power requirements: 220V, 50Hz Power consumption: 110W Dimension: 420mm x 280mm x 175mm Weight: 8kg.