- Optical Configuration
Right angle geometry, optical accessories for other geometries
- Excitation Source 150W
continuous Xenon Arc Lamp, Ozone Free
200 to 2600nm spectral range
XYZ bulb, rear mirror and lamp focus adjustments
factory pre-aligned
- Monochromators
XYZ bulb, rear mirror and lamp focus adjustments
factory pre-aligned
Monochromators Czerny- Turner design
300mm focal length
Triple grating turret as standard
Motorised continuously variable knife edge slits form 10µm
to 3mm, as standard
Stray Light performance 1:105
Excitation Monochromator blaze @ 300nm, 1200g/mm
Emission Monochromator blaze @ 500nm, 1200g/mm
- Detector
185 670nm, blue sensitive single photon counting
photomultiplier. Dark count rate <100cps at room temperature
185 870nm, red sensitive singel photon counting photomultiplier.
Dark count rate <2000cps at room temperature
185 1000nm, large area calirated Silicon Photodiode
reference detector
Optional InGaAs, InAs, InSb emission detectors
- Data Aquisition
100M counts per second photon counting system
4 x 16 bit, 1Ms/s digitisers for analogue detectors and
sample temperature monitor
flexible user I/O port
- Software
Operating System WINDOWS®
Exc, Em, Synchronous, Anisotropy, Ex-Em Mapping, Synchronous
Mapping Spectra, 2D, 3D, and contour plotting
Spectral Arithmetic, Normalisation, Smoothing, Differentiation,
Integration, Spectral Conversion, Anisotropy Analysis (incl.
G-factor correction)
- Sensitivity
Water Raman signal-to-noise ration > 2500:1
Excitation wavelength 350nm, spectral bandwidth
5nm, Integration Time = 1s
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Standard Features
- Exc, Em, and Synchronous Spectra
- Anisotropy
- Ex-Em Mapping, Synchronous Mapping Spectra
- 2D, 3D, and contour plotting
- Spectral Arithmetic, Normalisation, Smoothing, Differentiation,
Integration, Spectral Conversion, Anisotropy Analysis (incl.
G-factor correction), etc
- Comprehensive export facilities for the data and the graphical
presentation
Upgrades
- Pulsed Xe lamp for phosphorescence spectra and lifetimes
- Silicon photo-diode transmission detector
- Low temperature sample options including nitrogen and
helium cryostats
- Stop-flow accessory
- Optical fibres for remote sensing applications
- 96 well plate reader accessory
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