|
|
Spectrophotometer U-3900/3900H
|
|
|
Research grade UV Vis spectrophotometers
featuring traditional double beam technology, PMT detector
and variable band pass down to 0.1nm
The U3900 / 3900H offer a wide linear dynamic range
and features a double monochromator for exceptional
stray light rejection.
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
ITEM
|
U-3900
|
U-3900H
|
|
|
|
Monochromator |
Diffraction grating
Single Monochromator Seya-Namioka mount |
Diffraction grating-diffraction
grating Double monochromator
Seya-Namioka mount |
|
|
|
Wavelength range |
190 to 900 nm
|
|
|
|
Spectral bandpass |
0.1, 0.5, 1, 2, 4, 5 nm (6 steps) |
|
|
|
Wavelength accuracy |
± 0.1 nm (at 656.1 nm after wavelength calibration) |
|
|
|
|