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Echelle / Grating
Monochromator / Spectrograph System

models
MSE750 + MS7501
                     (predisperser)
MSE750 + MS7504
                     (predisperser)
Specifications  |  Dimensional Drawing  |  Accessories

The System combines Echelle Monochromator / Spectrograph MSE750 and Monochromator / Spectrograph MS7504 (MS7501) used as a Predisperser ensuring super resolution and low stray light. The System is completely automated and PC-controlled. It can be dismantled to allow operation of Echelle Monochromator / Spectrograph MSE750 and Monochromator / Spectrograph MS7504 (MS7501) separately (with an extra slit in use). The Software allows all functions of each instrument to be employed independently.

    Echelle Monochromator / Spectrograph System - Features

  • Super resolution
  • Complete computer control
  • 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

    Echelle Monochromator / Spectrograph System - Applications

  • UV to IR measurement
  • Emission, Fluorescence and Raman Spectroscopy
  • Absorption and Transmission
  • Multi-track Spectroscopy (CCD and CID)

 

Echelle Monochromator / Spectrograph System - Optic Layout
Echelle Monochromator / Spectrograph System - Optic Layout
Model MSE750 + MS7504

Specifications
ECHELLE MONOCHROMATOR / SPECTROGRAPH MSE750
SYSTEM
  Design:

  Ports:
  F/Number:
  Focal length:
  Main mirrors:
  Flat field:
The MSE750 is a multi-port Cherny Turner
Echelle Monochromator / Spectrograph
1 input, 2 output
10,0
750 mm
spherical
28 x 10 mm
DRIVE
  Motor:
  Drive:
  Step size:
  Precision:
  Max. speed:
high torque microstepper
sine mechanism
0,026 arc seconds
± 1 step
10000 steps/s
ECHELLE GRATING
  Grating size:
  Number of grooves:
  Blaze angle:
120 x 60 x 10 mm
75 l/mm
64,5° ± 0,2°
WAVELENGTH
  Wavelength region:
  Orders:
  Dispersion for
      200 nm, 120 order:
      500 nm, 48 order:
      800 nm, 30 order:
  Step size, nm:
  Accuracy, nm:
  Repeatability, nm:
200 to 1000 nm
120 to 24

0,056 nm/mm
0,14 nm/mm
0,22 nm/mm
0,024nm / order
20 x (step size)
5 x (step size)
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-varied height from 0 to 10 mm
0,5 µm
± 1 µm
± 10 µm
2 µm
Overall Size (LxWxH): 910 x 343 x 328 mm;  Weight: 38 kg
ECHELLE MONOCHROMATOR / SPECTROGRAPH MSE750 WITH
MONOCHROMATOR / SPECTROGRAPH MS7504 AS PREDISPERSER
Wavelength region: 200 to 1000 nm
Additive dispersion (Echelle + Grating) with Predisperser grating, l/mm
  for 200 nm, 120 order (nm/mm)
  for 500 nm, 48 order (nm/mm)
  for 800 nm, 30 order (nm/mm)
2400
0,0497
0,098
-
1800
-
0,109
0,140
1200
-
0,119
0,171
600
-
0,129
0,196

SYSTEM CONTROL
  Central control by on board CPU
  Programmed control by external computer

Dimensional Drawing
Echelle Monochromator / Spectrograph System - Dimensional drawing

 
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