DM150i is a 150mm, f/4.3 aperture, dual grating monochromator and imaging spectrograph by two aspheric mirrors featuring built-in computer compatibility, and a scanning range. It offers 0.2nm resolution with 1200 gr/mm grating, plus easy integration into automated spectral data acquisition systems, named Monoworks. Double DM150i is available for twice the dispersion of single monochromator of the same focal length.DM150i is ideal for both emission and excitation.

Specifications
- Resolution: 0.2nm @ 435.8 nm (1200gr/mm grating), 10 um slits
- Focal length: 150mm focal length
- Optical path: f/4.3, Computer optimized Czerny-Turner
- Grating Turret: interchangeable dual-grating (32 mm x 32 mm) turret, triple optional - Interface: RS232 & USB Standard - Accuracy: +/- 0.2nm- Repeatability: +/- 0.04nm - A micrometer controlled adjustable slit assembly for entrance and exit ports
  0 to 5mm(10micrometer increment/decrement unit)
- 32 bit control board

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DM200 is a 200mm, f/4.0 aperture, dual grating
monochromator and spectrograph featuring a multi
port optical system, built-in computer compatibility,
and a scanning range.
It offers 0.18nm resolution with 1200gr/mm grating
plus easy integration into automated spectral data
acquisition systems, named Monoworks.
Double DM200 is available for twice the dispersion
of single monochromator. DM200 is ideal for low
cost better resolution emission Monochromator

Specifications
- Resolution: 0.18nm @ 435.8 nm (1200gr/mm grating), 10 um slits
- Focal length: 200mm. - Optical path: f/4, Czerny-Turner type
- Grating Turret: dual-grating (50 mm x 50 mm) turret
- Interface: RS232 & USB Standard- Accuracy: +/- 0.2nm
- Repeatability: +/- 0.04nm
- Drive-step size: 0.005 nm with 1200gr/mm
- Dispersion : 4nm/mm
- Focal-plane size: 26mm wide x 14mm high
- A fixed diverter mirror assembly for entrance and exit side port
- A micrometer controlled adjustable slit assembly for entrance and exit ports
  0 to 5mm(10micrometer increment/decrement unit)
- 32 bit control board

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DM320i is a 320mm, f/4.2 aperture, dual grating(triple grating optional) monochromator and imaging spectrograph by two aspheric mirrors featuring a multi-port optical system.It offers 0.09nm resolution plus easy integration into automated spectral data acquisition systems, named Monoworks. Double DM320i is available for twice the dispersion of single monochromator. DM320i is ideal for Raman, laser fluorescence, P/L, and emission spectroscopy.

Specifications:
- Resolution: 0.09nm @ 435.8 nm (1200gr/mm grating), 10 um slits
- Focal length: 320mm
- Optical path : Czerny-Turner type, Imaging Spectrograph by Torroidal Mirrors.
- Aperture: f/4.2
- Grating Turret: interchangeable dual-grating 68 mm x 68 mm) turret, triple optional
- Interface: RS232 & USB Standard
- Accuracy: +/- 0.2nm
- Repeatability: +/- 0.04nm
- Drive-step size: 0.0025 nm with 1200gr/mm
- Dispersion : 2.5nm/mm
- Focal-plane size: 26mm wide x 14mm high
- A fixed diverter mirror assembly for entrance side port
- A exit selection diverter mirror assembly for exit ports
- A micrometer controlled adjustable slit assembly for entrance and exit ports
  0 to 5mm(10micrometer increment/decrement unit)
- 32 bit control board

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DM500i is a 500mm, f/6.5 aperture, dual grating or triple grating turret monochromator and imaging spectrograph by two toroidal mirrors featuring a multi port optical system. It offers 0.05nm resolution by easy integration into automated spectral data acquisition systems, named Monoworks. Double DM500i is available for twice the dispersion of single monochromator. DM500i is ideal for Raman, laser fluorescence, P/L, and emission spectroscopy.

Specifications- Focal length : 500mm
- Resolution: 0.05nm @ 435.8 nm (1200gr/mm grating), 10 um slits
- Optical path: Czerny-Turner type Imaging Spectrograph by Torroidal Mirrors.
- Aperture : f/6.5, - Grating Turret: dual-grating (68 mm x 68 mm) turret or triple
- Interface: RS232 & USB Standard
- Accuracy: +/- 0.2nm
- Repeatability: +/- 0.04nm
- Drive-step size: 0.0025 nm with 1200gr/mm- Dispersion : 1.7nm/mm
- Focal-plane size: 26mm wide x 14mm high
- A fixed diverter mirror assembly for entrance side port
- A exit selection diverter mirror assembly for exit ports
- A micrometer controlled adjustable slit assembly for entrance and exit ports
  0 to 5mm(10micrometer increment/decrement unit)
- 32 bit control board

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DM750i is a 750mm, f/9.8 aperture, dual grating or triple grating turret monochromator, and imaging spectrograph with two toroidal mirrors, and spectrograph featuring a multi-port optical system, built-in computer compatibility, and a scanning range. As a monochromator, it offers 0.0025nm drive step size and 0.025nm resolution, plus easy integration to automated spectral data acquisition systems, named Monoworks. DM750i is available for twice the dispersion of single monochromator of the same focal length. DM750i is ideal for Raman, laser fluorescence, P/L, and emission spectroscopy.

Specifications
- Resolution: 0.023nm @ 435.8 nm (1200gr/mm grating), 10 um slits
- Focal length: 750mm
- Optical path: f/9.8, Computer optimized Czerny-Turner typewith toroidal mirrors for imaging
- Grating Turret: dual-grating (68 mm x 68 mm) turret or triple
- Interface: RS232 & USB Standard
- Accuracy: +/- 0.1nm
- Repeatability: +/- 0.04nm
- Drive-step size: 0.0025 nm with 1200gr/mm
- Dispersion : 1.1nm/mm
- Focal-plane size: 26mm wide x 14mm high
- A micrometer controlled adjustable slit assembly for entrance and exit ports
0 to 5mm(10micrometer increment/decrement unit)
- 32 bit control board

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