Thermo Scientific 4001/4, GENESYS 20 Visible Spectrophotometer

Spectral Slitwidth: 8 nm
Optical System: Grating-based
1200 lines/mm
Wavelength Range: 325 to 1100 nm
Accuracy: ± 2.0 nm
Display: 20-character, 2-line LCD
Photometric Range: 0 to 125 % Transmittance
– 0.1 to 2.5 Absorbance
0 to 1999 Concentration
± O.1 to ± 9990 Factor
Accuracy: 0.003 A from 0.0 to 0.3 A
1.0% from 0.301 A to 2.5 A
Noise (at 500 nm) ≤ 0.001 A at 0 A |
≤ 0.004 A at 2 A
Drift: 0.003 A/hour
Stray Radiant Energy**: < 0.1%T at
340 nm and 400 nm
Standard Interfaces: RS-232C and
Centronics ports
Dimensions: 30 cm W x 33 cm
D x 19 cm H (12″ W x 13″ D x 7″ H)
Weight 4.5 kg (10 lbs)