UVmini-1240 Spectrophotometer

Product Description

Hardware Specifications UVmini -1240 Spectrum bandwidth 5nm Wavelength range 190.0-1100.0nm Display wavelength Selectable wavelength0.1nm step 0.1nm step (1nm step in spectrum mode) Wavelength accuracy +/- 1.0nm Wavelength repeatability +/- 0.3nm Scan speed wavelength change: approximately 3800nm/min. Scan: approximately 24-1400nm/min Light source change Selectable from following 3 types Auto change with wavelength Selectable wave length 295nm-364nm : 1nm interval Recommended wavelength: 340nm Halogen lamp (WI) only Deuterium (D2) lamp only Stray light less than 0.05% (220.0nm NaI, 340.0nm NaNO2 & UV-39) Measurement method Single beam measurement Photometric range Absorbance: -0.3-3.0 Abs Transmittance: 0.0-200% Photometric range Absorbance: -0.3-3.0 Abs Transmittance: 0.0-200% Recording range Absorbance: -3.99-3.99 Abs Transmittance: -399-399% Photometric accuracy +/- 0.005 Abs (at 1.0 Abs) +/- 0.003 Abs (at 0.5 Abs) NIST 930D filter Photometric repeatability+/- 0.002 Abs (at 1.0 Abs) Baseline stability less than+/- 0.001 Abs/h (after 2 hr warm-up) Baseline flatness less than+/- 0.010 Abs (after 1 hr warm-up, at 1100-200nm) Noise level less than 0.002 Abs, Peak to Peak less than 0.0005 Abs, RMS Baseline correction Auto correction with the computer memory Light source 20W Halogen lamp (long-life 2000 hours) Deuterium lamp (socket type) Auto adjustment for maximum sensitivity Monochromator Incorporates aberration-correcting concave blazed holographic grating Detector Silicon photodiode Sample compartment Interior dimensions W110.0 x D230.0 x H105.0mm(partial depth: 155.0mm) 2 screw port for option accessory installation Display 6 inch LCD (320 x 240 dot) with CFD lighting with contrastadjustment Power supply 100-120V 50/60Hz 160VA 220-240V 50/60Hz 160VA Dimensions W416 x D379 x H274mmWeight 11kgAmbient temperature 15-35 Degree C Ambient humidity 5-80%, less than 70% if over 30 Degree C