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RAMOS U120. Basic automated Raman confocal microscope

RAMOS U120 compact single-channel confocal Raman microscope is designed for micro spectral measurements with capabilities at the level of high-end systems.

RAMOS U120 microscope has a rigid, moving parts-free design that requires no adjustments, has both high sensitivity and high spatial resolution.

Spectral measurements are provided by a highly efficient automated monochromator-spectrograph.

Wide possibilities, high reliability, and compactness allow using RAMOS U120 for solving a wide range of scientific and industrial applications.

The objects for complex research can be semiconductors, minerals, polymers, pharmaceutical, and biological substances, single molecules, and nanoparticles.

  • Research level optical microscope with the advanced measurement techniques
  • Submicron resolution due to confocal design
  • High transmittance
  • No moving parts in the spectrometer except laser shutters
  • Compact
  • Ability to connect fiber optic Raman probes
  • Automatic adjustment of laser radiation power level
  • Wide dynamic range and extremely high sensitivity of innovative sCMOS detector

  • High-resolution color camera for selecting the investigation area on the sample
  • Edge or Notch Filters for Stokes and Anti-Stokes Spectroscopy
  • 3-position turret with mirrors for laser input/output
  • Motorized sample stage
  • Laser Safety Class 3B (Class 1 optional)
  • Advanced control software allows performing various types of measurements: areas, lines, sections, profiles
  • Library of over 10,000 spectra
  • Integration of third-party spectral databases
  • The most affordable price in the Research Class segment of instruments


Determination of microplastic particles, 500 x 500 µm
PS – blue,
PET – red,
PE – green  





Configuration with 532 nm laser *

Configuration with 785 nm laser *

Laser power

50 mW


130 mW

Laser attenuation

1-100% with 1% step

1-100% with 1% step

Spectral resolution

~7 cm-1 or ~4 cm-1

~7 cm-1 or ~3 cm-1

Spectral range

70 – 4 700 cm-1 or 70 – 3 155 cm-1

50 – 3 500 cm-1 or 50 – 2 140 cm-1

Filters type

Edge/Notch or Bragg Notch




Detector type


Pixel number


Pixel size

7×200 µm

Readout noise

16 e rms

Dark current

400 e-/pixel/s

Dynamic range


Peak sensitivity wavelength

700 nm

Integration time

10 ms – 60 s

Spatial resolution

< 1 µm in the x and y directions (for 532 nm laser)

Confocal (z) resolution

< 2 µm (for 532 nm laser)

Focal length

120 mm

Entrance aperture

60 µm


1200 or 1800 l/mm

PC connection interface

USB 2.0

Power supply

100 – 240 VAC, 50 –60 Hz


610 (650) x 500 x 650 mm


~25 kg

* – Other wavelengths are available on request

Application fields



Visualization of cellular components with minimum perturbation  


Characterization of minerals, detection of components distribution and their phase transitions  

Material science

Investigation of various materials with high spatial resolution – superconductors, polymers, coatings, composites, carbon nanotubes, graphene, etc  


Identification and distribution of chemical components and molecular conformers in various drugs


A promising technique for researching the composition of skincare products as well as their penetration ability  

Heritage and Art, Gemology

Determination of pigments and binding agents used in painting

Spectroscopic analysis of archaeological samples (ceramics, glass, etc.) gives information on their origins and history

Rapid identification of precious and semi-precious stones, e.g. identification of natural and synthetic diamonds  


Determination of polymers microstructure and composition, including qualitative analysis of copolymers, determination of additives and fillers (plasticizers, pigments, colorants, etc.)

Kinetics research: polymerization, destruction processes (chemical or thermal)  


Identification of unknown substances, different types of fibers, glasses, paints, explosive materials, inks, narcotic and toxic substances, proof of authenticity of documents     

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