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Wavelength range: 185 - 900 nm (Standard).
Slit width:
0.1 / 0.2 / 0.5 / 1 / 2 / 5 nm.
L2, L5 (Low stray-light mode).
Wavelength setting: 0.1 nm increments (1 nm increments for sweep range settings).
Wavelength reading step (Resolution): 0.01 nm.
Wavelength accuracy:
0.1 nm (656.1 nm, D2 lamp)
0.3 nm (Full wavelength range).
Wavelength repeatability: 0.05 nm.
Wavelength switching speed: approximately 14,000 nm/min.
Wavelength scan speed: approximately 4,000 nm/min to 0.5 nm/min.
Lamp switching wavelength: Automatically synchronized with wavelength. Switching range selectable between 290 ~ 370 nm (0.1 nm increments).
Stray light:
≤ 0.005% (220 nm, NaI).
≤ 0.005 % (340, 370 nm, NaNO2).
≤ 1 % (198 nm, KCl).
Optical system: Double beam.
Photometric range:
Absorbance: -5 to 5 Abs.
Transmittance, Diffuse: 0 to 100,000 %.
Photometric accuracy:
±0.002 Abs (0.5 Abs).
±0.003 Abs (1.0 Abs).
±0.006 Abs (2.0 Abs).
±0.3% T.
(Measured with NIST930D / NIST1930 or equivalent filter).
Photometric repeatability:
±0.001 Abs (0.5 Abs),
±0.001 Abs (1 Abs),
±0.003 Abs (2 Abs),
±0.1% T.
Baseline stability: 0.0002 Abs/hour (700 nm) after 1 hour of lamp warm-up.
Baseline flatness: ±0.0003 Abs (200 ～860 nm) after 1 hour of lamp warm-up.
Noise: ≤ 0.00003 Abs RMS (500 nm).
Light source: 50W Halogen lamp, D2 lamp, automatic lamp position switching.
Detector: Photomultiplier.
Sample compartment:
Inner dimensions: W150 × D260 × H140 (mm).
Distance between light beams: 100 mm.
Power supply: 100 - 240 VAC, 50/60 Hz, 170 VA.
Environmental conditions:
Temperature: 15 – 35°C.
Humidity: 35 - 80% (non-condensing environment).
Dimensions: W450 × D600 × H250 (mm).
Weight: 23 kg.
