wtw photoLab 7100 VIS, Руководство по эксплуатации

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photoLab
®
7100 VIS Technical data
41 ba77095e03 10/2017
7 Technical data
7.1 Measurement characteristics
Measuring principle Spectrophotometer with reference beam technology
Light source Lamp type Tungsten halogen lamp
Average lifetime approx. 1000 h
Monochromator Type Grating monochromator with step motor
Wavelength range 320 - 1100 nm
Max. scan speed approx. 800 nm/min
Wavelengths calibration Automatic
Accuracy ± 1 nm
Reproducibility ± 0.5 ± nm
(checkable, e.g. with holmium oxide filter)
Resolution 1 nm
Spectral band width 4 nm
Photometric mea-
surement
Light sensor Photo diode
Measuring range A = -3.300 to A = +3.300
Linearity < 1 % for A
≤
2.000
in the range 340 ... 900 nm
Accuracy* ± 0.003 A for A < 0.600
± 0.5 % of the reading for 0.600
≤
A
≤
2.000
Reproducibility * ± 0.002 at A = 1.000
Resolution
Δ
A = 0.001
S
tray
light < 0.1 % transmission at 340 and 408 nm
* in the range 330 nm ... 1100 nm