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Monochromator / Spectrograph MS750
 
Monochromator / Spectrograph
models
MS7501, MS7504

Imaging
Monochromator / Spectrograph

models
MS7501i, MS7504i

Specifications  |  Dimensional Drawing  |  Gratings  |  Accessories

Monochromator / Spectrograph MS750 Series is an F/8,9 instrument with a focal length of 750 mm.
The optics in the Models MS7501i and MS7504i are corrected for astigmatism to enable the use of the instruments in multi-track spectroscopy as well as operation with low-light sources in Emission, Fluorescence and Raman Spectroscopy.
Models MS7501, MS7501i use one easy-changeable or fixed grating,
Models MS7504, MS7504i use a four-grating turret to provide automatic grating switching.

    Monochromator / Spectrograph MS750 - Features

  • Complete computer control
  • Four-grating turret (for MS7504 and MS7504i)
    with automatic grating switching
  • Low stray light and no re-entrant spectra
  • Continuously automatically or manually
    variable slits
  • Two flat field output ports with automatic port
    switching allow simultaneous mounting
    of different detectors
  • Original software Win’9x/ME/2000/XP

    Monochromator / Spectrograph MS750 - Applications

  • UV to IR measurement
  • Emission, Fluorescence and Raman Spectroscopy
  • Absorption and Transmission
  • Multi-track Spectroscopy (CCD and CID) -
    with Models MS7501i and MS7504i
Monochromator / Spectrograph MS750 - Optic Layout
Monochromator / Spectrograph MS7501/MS7501i - Optic Layout
Models MS7501 and MS7501i - Single Grating
Monochromator / Spectrograph MS7504/MS7504i - Optic Layout
Models MS7504 and MS7504i - 4-Grating Turret

 

Specifications
SYSTEM
  Design:
  Ports:
  Usable wavelength range:
  F/number:
  Focal length:
  Grating size:
  Scanning range limited by the grating rotation angle:
  Main mirrors:
  Stray light: 
  Flat field:
asymmetrical Czerny-Turner
1 input, 2 output (axial + lateral)
180 nm to 60 µm
8,9
750 mm
80 x 70 x 10 mm
0-1300 nm (grating 1200 l/mm)
spherical
5 x 10-6 (20 nm from 632,8 laser line)
28 x 10 mm
IMAGING (Models MS7501i and MS7504i)
  Horizontal magnification:
  Vertical magnification:
  Imaging spatial resolution (abberation limited):
1,00
1,08
< 50 µm
DRIVE
  Motor:
  Drive:
  Step size:
  Precision:
  Max. speed:
high torque microstepper
sine mechanism
0,026 arc seconds
± 1 step
10000 steps/s
WAVELENGTH (grating 1200 l/mm)
  Reciprocal dispersion:
  Wavelength repeatability:
  Wavelength resolution:
  Wavelength accuracy:
  Wavelength step size (aver):
0,9 nm/mm
± 0,005 nm
0,015 nm
± 0,05 nm
0,0015 nm
SLITS
  Motor (micrometer) driven slit assembly:

  Step size:
  Parallelism:
  Accuracy (with 1 mm width):
  Reading accuracy (micrometer):
Width variable from 0 to 2,0 mm
Diaphragm-adjustable height from 0 to 10 mm
0,5 µm
± 1 µm
± 10 µm
2 µm
SYSTEM CONTROL
  Central control by on board CPU
  External control by Hand Controller
  Programmed control by external computer
  External interface RS-232
Overall Size (LxWxH): 938 x 361 x 343 mm;  Weight: 45 kg
Dimensional Drawing
Monochromator / Spectrograph MS750 - Dimensional Drawing
 
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