BIOCHROM - Libra S21 Screws - Visible Spectrophotometer

Wavelength Range: 325 - 1100nm; Wavelength accuracy (+/-): 1 nm; Wavelength reproducibility (+/-): 0.5nm; Lamp Source: Xenon (PTR); Beam: Split beam; Optical System: Reference Beam Compensation; Bandwidth: <3nm; Detector: Dual solid-state silicon photodiode; Photometric range: -3,000 to 3,000A, -9999 to 9999 conc. units, 0.1 to 200%T; Strasitic light: <0.05%T at 220nm and 340nm; Zero Stability: ± 0.002A/h to 0A after heating; Flatness of baseline n/a; Power Requirement 90-265V, AC, 50/60Hz, 80VA; Weight 13Kg (28.6lb); Dimensions (WxDxH): 51 x 37 x 23 cm (20 x 14.6 x 9.1 inches); Photometric accuracy +/- 0.5% or +/- 0.003 A at 3 A at 546 nm; Photometric reproducibility 0.5% of the absorbance value; Spectral Scan Yes (up to 900 nm); Internal reference: FA-548