MOLECUL AR SPECTROSCOPY
Product Specif ications
Thermo Scientific
DXR2 Raman Family
Focus on answers, not the technique
DXR2xi Raman Imaging
Microscope
Easily adapt to any sample challenge
using the Thermo Scientific™ DXR™2
family of Raman instruments. With
intuitive and easy to use software and
instrumentation, you get results faster
than ever before.
• High-performance, high-spatial
resolution Raman imaging system in a
complete, integrated package
• Produces stunning chemical images
and gives research-quality results
quickly for all users
DXR2 Raman Microscope
• Research-grade microscope
offering superior combination of
performance and ease-of-use
• Offers high spatial resolution
point-and-shoot Raman
microscopy for the most
demanding analytical tasks
DXR2 SmartRaman Spectrometer
• Built for high performance, dedicated
bulk sample analysis and designed for
busy multi-purpose analytical labs
• Provides comprehensive, reproducible,
and accurate results in a dependable,
low-maintenance platform
DXR2 Raman
Microscope
• Industry-leading performance,
reproducibility, and reliability
• V ersatile platform with researchgrade optics and light microscopy
options
• R apid, high-quality point-and-shoot
results via an intuitive platform
• P owerful software enables
mapping of lines, areas, depth
profiles, and cross-sectional slices
Performance Specifications
Stage Options
Spatial Resolution Resolution (X, Y axes) with high-precision motorized stage
Better than 1 µm
Better than 2 µm
1
Confocal depth resolution 1. Measured with 532 nm excitation and 100× objective. Spatial resolution depends on the wavelength
of the excitation laser and the objective used.
Standard Motorized Stage
125 mm × 75 mm travel X and Y dimensions
Step size 1 µm
Software-controlled Z focus
Joystick controller with focus control knob
High-precision Motorized Stage
Automated Polarization2
100 mm × 75 mm travel X and Y dimensions
Step size 0.1 µm
Laser Polarization
Software-controlled Z focus
Joystick controller with focus control knob
Horizontal, Vertical, or Depolarized
Analyzer PolarizationNot in beam, Horizontal, Vertical, or Custom Angle (1° increments)
2. O
ptional feature
Spectrograph
Design
Physical Dimensions
Triplet Spectrograph 3
ApertureFour Software-selectable
Apertures No moving parts
Width
94 cm
25 and 50 µm confocal pinhole apertures
25 and 50 µm slit apertures
Depth
68 cm
Height
61 cm
Weight
66.5 kg
3. Patented design minimizes aberrations in the primary optics.
DXR2 Family Shared Component Specifications
The DXR2 family of Raman benchtop instruments is based on the same reliable design, allowing users to easily
exchange pre-aligned laser, filter, and grating components among instruments without using tools.
General System Features
Lasers4
Multiple Excitation Lasers
Supported wavelengths 455 nm, 532 nm, 633 nm, 785 nm
Laser SafetyClass 1 standard
Class 3B when fiber optic interface installed and with some specialized accessories
Laser Power RegulatorActive feedback system to control absolute laser power delivered to the sample
Fine Laser Power ControlPower controlled and reported at samples in 0.1 mW increments
Facilitates laser-to-laser and system-to-system reproducibility
Replaceable Components
Smart Components Pre-aligned, user-exchangeable system components (lasers, filters, gratings, fiber optic launcher) lock into place and
automatically optimize system alignment and calibration upon installation
Software checks for laser, grating, filter compatibility
Software restores alignment and calibration settings when lasers are exchanged
Automatically optimized upon exchange
System Alignment Computer InterfaceThrough USB 2.0 or USB 3.0 ports
Some accessories may require additional USB or serial ports
4. A ll lasers have a 12 month warranty.
DXR2xi Raman
Imaging
Microscope
• E xceptional stability for highest quality
Raman imaging over small and large areas
• Intelligent autofocus and automated
feature identification tools reduce total
experiment time
• P owerful, real-time component analysis
• V isual control and parameter
optimization lets you focus on the answer,
not the technique
Performance Specifications
Imaging Performance
Spatial Resolution Resolution (X, Y axes) with
high-precision motorized stage
Better than 0.5 µm
Typical Image Collection Time Single 100 μm × 100 μm image with 35 seconds
1 μm image pixel size in both directions
Better than 2 μm
10 mm diameter tablet with 20 μm
image pixel size
1
Confocal depth resolution
1. Measured with 532 nm excitation and 100× objective. Spatial resolution depends on the wavelength
of the excitation laser and the objective used.
Laser Polarization
Maximum Spectral Acquisition Rate 600 spectra per second
Maximum Image Area Automated Polarization2
11 minutes
101.6 mm × 76.2 mm
Minimum Image Pixel Size in X and Y 100 nm
Horizontal, Vertical, or Depolarized
Analyzer Polarization N
ot in beam, Horizontal, Vertical, or Custom Angle (1° increments)
Imaging with polarization is possible
Minimum Step Size in Z
200 nm
Physical Dimensions
2. O
ptional feature
Spectrograph
Design
Triplet Spectrograph3
No moving parts
Camera Technology
TE cooled back illuminated EMCCD5
ApertureFour Software-selectable
Apertures 25 and 50 µm confocal pinhole apertures
25 and 50 µm slit apertures
Width
94 cm
Depth
68 cm
Height
61 cm
Weight
86 kg
3. Patented design minimizes aberrations in the primary optics.
5. F ront illuminated EMCCD available on request.
DXR2 Family Shared Component Specifications
Lasers
455 nm 532 nm
Laser Type
Frequency-stabilized single mode diode laser
Maximum Laser Output Power
25 mW
633 nm
785 nm (high brightness)
785 nm (high power) 6
Diode-pumped, solid state
HeNe gas
(DPSS)
Frequency-stabilized single mode diode laser
Multiple transverse mode,
narrow-spectrum diode
24 mW
20 mW
80 mW
420 mW
Laser Power at Sample7 Maximum power at sample 6 mW
Maximum power at sample 10 mW
Maximum power at sample 8 mW
Maximum power at
sample 30 mW
Maximum power at
sample 150 mW
Center Wavelength 455 ± 0.2 nm
532 ± 1 nm
632.8 nm
785 ± 0.2 nm
785 ± 0.5 nm
Transverse Mode
TEM008
TEM008
TEM008
TEM008
—
6. 785 nm high-power laser recommended for SmartRaman or fiber optic measurements only. Not recommended for microscope work.
7. Continuously variable to the maximum laser power at the sample in 0.1 mW increments.
8. Eliminates the need to aperture the laser and provides a Gaussian profile, optimizing confocality of the laser.
DXR2
SmartRaman
Spectrometer
• L arge sampling compartment enables
flexibility in experimental design
• Ideal for bottles to vials to bulk powders –
and everything in-between
• B road range of sampling accessories for
most applications and sample formats
• P owerful, Variable Dynamic Point Sampling
enables rapid averaging over large
sample area
Performance Specifications
Laser Spot Size at Sample
Nominal 10 µm
Sampling AreaUser-selectable from single spot to 5 mm × 5 mm with
Variable Dynamic Point Sampling (VDPS) technology
(available with the Universal Platform Sampling Accessory)
Spectrograph
Physical Dimensions
Design
Triplet Spectrograph3
No moving parts
Aperture
F our Software-selectable 25 and 50 µm confocal pinhole apertures
Apertures
25 and 50 µm slit apertures
3. Patented design minimizes aberrations in the primary optics.
Width
94 cm
Depth
56 cm
Height
44 cm
Weight
52.8 kg
DXR2 Family Shared Component Specifications
System Performance – Spectral Range and Resolution
Lasers
455 nm
532 nm 633 nm 785 nm Full-Range Grating
Spectral Resolution9
Better than 5.0 cm-1 FWHM
Better than 5.0 cm-1 FWHM
Better than 5.0 cm-1 FWHM
Better than 5.0 cm-1 FWHM
Spectral Dispersion
2 cm-1/CCD pixel element
2 cm-1/CCD pixel element
2 cm-1/CCD pixel element
2 cm-1/CCD pixel element
Upper Cutoff
3500 cm
3500 cm
3500 cm 3250 cm-1
Lower Cutoff 10
85 cm-1
50 cm-1
50 cm-1
50 cm-1
2 cm FWHM
2 cm FWHM
2 cm-1 FWHM
High-Resolution Grating Spectral Resolution
Spectral Dispersion
-1
-1 11
-1
-1
-1
1 cm-1/CCD pixel element
1 cm-1/CCD pixel element
1 cm-1/CCD pixel element
Upper Cutoff
1800 cm 1800 cm 1800 cm-1
Lower Cutoff 10
50 cm-1
50 cm-1
50 cm-1
Extended-Range Grating Spectral Resolution
11 cm FWHM
Upper Cutoff
6000 cm-1
Lower Cutoff 50 cm-1
10
-1
-1
-1
9. The system spectral resolutions is measured using ASTM Method E2529-06 and a 100× objective.
10. 50% maximum transmitted power. The use of some accessories such as fiber optic probes may reduce the spectral range. Check accessory specifications.
11. The DXR2xi upper cutoff for the 532 nm full-range grating spectral range is 3400 cm-1.
DXR2 Microscopy Options
Illuminator Options
Microscopy Options
Brightfield Microscope
Illuminator, plus Nosepiece
Reflection illumination. Accepts
brightfield objectives.
Reflected and Transmitted12 Light Polarized
Kit/Fixed Analyzer
Brightfield/Darkfield
Microscope Illuminator, plus Nosepiece
Reflection illumination. Accepts brightfield/darkfield
objectives and brightfield-only objectives with
adaptor. Supports optional transmission illumination.
Reflected and Transmitted12 Light Differential
Interference Contrast (DIC) or Nomarski Illumination Kit
Rotatable Analyzer
12. Requires transmission illumination option
Objectives
Standard Working
Distance Objectives
Sampling Stage Options
10×, 20×, 50×, 100×
Heated and Cooled
Stage from
Linkam Scientific
Long Working Distance Objectives10×, 20×, 50×, 100×
Oil Immersion Objectives
50×, 100×
Water Immersion Objectives
60×
Macro Sampling AdapterIncludes 4× objective, accepts brightfield objectives only
User-supplied Objectives
Must be compatible with Olympus® BF or BD nosepieces
Extended Reach Sampling Accessory13
Enables external sampling
DXR2 Macro Sampling Options
Sampling Accessories
Universal Platform Sampling Accessory
Toolheads for Universal Platform Sampling accessory:
Well-Plate/Tablet Autosampler, Tablet Holder,
Bottle Holder, Universal Plate
Hot-swappable
Pinned-in-place
Smart: reports identity and serial number to
Carousel Autosampler Sampling AccessoryThermo Scientific™ OMNIC™ software
180 Degree Sampling Accessory
The Universal Platform Sampling
accessory with Bottle Holder
Polymer SlicerVertically secures a multilayered
polymer for cross-sectional
analysis
Single and Dual
Holds one or two standard Slide Insertmicroscope slides
(75 mm × 25 mm)
13. Class 3B
The Universal Platform Sampling
accessory with Well-Plate
Rotating Stage InsertAccepts standard microscope
slide, provides manual rotation
to any position
Sample Holder Provides maximum flexibility
Breadboard with Clipsfor holding small and uniquely
shaped samples without risk of
contamination with adhesives
Microtiter Well-plate Holds standard 96 well
Holdermicroplates
Capillary Tube Array Holder
The DXR2 SmartRaman spectrometer
with the Carousel Autosampler
Sampling accessory
InstallationPre-aligned, user-installable/removable without the need for tools
Fiber optic port is precision-locked into place
Compatibility Compatible with 532 nm and 785 nm excitation laser frequencies,
accepts probes with standard FC connectors
Smart Technology
Fiber optic port stores serial number
Accommodates up to
16 capillary tubes
XPS Sample HolderPermits easy transfer of
samples from the Thermo
Scientific™ K-Alpha™ X-ray
photoelectron spectrometer
The 180 Degree Sampling accessory
for the DXR2 SmartRaman
spectrometer
Fiber Optic Port for DXR2 Raman Family
SmartLock Installation Temperature range: –196 °C–600 °C
Seamless compatibility with
Linkam software
In addition to the common components, the DXR2 instruments share the following general specifications.
Available Thermo Scientific Software Options14
OMNIC Software
Full featured molecular spectroscopy acquisition and analysis software
OMNIC Series Software
Supports time-based data collection
OMNIC Array™ Automation Software
Automated data collection and post-collection data analysis from micro-well plates and similar array formats
OMNIC Atlμs™ Software
Provides software-controlled hyperspectral mapping and image analysis
OMNIC Specta
Provides efficient data management, simplifies data process, and provides powerful spectral identification
OMNIC Macros\Pro™ Software
Interface for advanced Visual Basic programming
OMNICxi Raman Imaging Software
Visually driven chemical imaging and analysis software
ValPro™ System Qualification Software
Full featured system qualification package for verifying instrument design and performance
14. Not all software packages available on all systems
Instrument Alignment, Calibration, and Optimization
Alignment
Entirely Software-controlled
15
Automated alignment technique aligns laser, Raman emission and visual beam paths to m
icroscope crosshairs
Calibration Wavelength Software-controlled calibration using multiple neon emission lines
Laser Frequency Software-controlled calibration using multiple polystyrene Raman peaks
Intensity Software-controlled calibration using standardized white light source
Automatic Intensity Correction
Provides instrument-independent results with all excitation lasers
Laser Power Regulator
Absolute excitation laser power at the sample controlled by OMNIC software
Laser power at sample reported in mW
Automatic Fluorescence Correction
Compensates for potential fluorescence in data
User Interface Autofocus Optimizes signal from sample
Autoexposure
Automatically sets optimal exposure time and number of repeat scans for highest quality data acquisition
Smart Background
15. Standards incorporated into patented Alignment/Calibration Tool
Automatically accounts for dark current, improving spectral quality and saving time
†
Instrument Serviceability
Other Specifications
Additional Lasers or Replacement Lasers, User-installable without tools
Filter, Grating Sets
Environmental
Minimum temperature: 16 °C
Maximum temperature: 27 °C
Instrument Performance Monitoring
Humidity range: 20–80%
Electric Requirements
100–240 VAC, 47–63 Hz
Regulatory Approval
CE, UL/CSA/ETL,
21 CFR1040, 10
S oftware provides real-time visual status of system readiness,
including error condition checking and diagnostics
Warranty Information12-month warranty standard on the complete
DXR2 SmartRaman spectrometer, DXR2xi
Raman imaging microscope, and DXR2
Raman microscope. Extended warranties
are available.
www.thermofisher.com/raman
The DXR2 SmartRaman spectrometer, DXR2 Raman microscope, and DXR2xi Raman imaging microscope, in their default
configurations, are Class 1 laser products. Installation of a fiber optic port and fiber optic probe will convert all DXR family
instruments to Class 3B laser products.
†
DXR2 Raman microscope and DXR2 SmartRaman spectrometer may be manufactured under or covered by US Patents 7345760,
7471390, 7233870, 7605918, 7688530, and 8111392. DXR2xi Raman imaging microscope may be manufactured under or covered by
US Patents 7233870, 7345760, 7688530, and 8111392. The Universal Platform Sampling Accessory may be manufactured under or
covered by US Patent 7595873.
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Scientific and its subsidiaries. Specifications, terms and pricing are subject to change.
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Product Specif ications
Shared Family Specifications