Photoluminescence

FLS1000 Photoluminescence Spectrometer

  • New Fluoracle® software package – easily accessible user interface and updated features
  • Higher Resolution –  new 325 mm focal length monochromators provide superb accuracy and excellent stray light rejection with minimum step size
  • Faster measurements – increased scan speeds and leading performance
  • Increased automation – ease of use for even the most complex configurations

 

FLS1000 Photoluminescence Spectrometer
Specifications Spectral Phosphorescence Lifetime Fluorescence Lifetime
Mode of Operation Single Photon Counting Time-Resolved Single Photon Counting (Multi Channel Scaling – MCS) Time-Correlated Single Photon Counting (TCSPC)
Lifetime range Milliseconds to hours 10 ns – 50 s * 5 ps – 50 µs *
Sensitivity >30,000:1 ** n/a n/a
Excitation Sources
Type 450 W ozone-free xenon arc lamp Microsecond flashlamp Picosecond pulsed diode lasers (EPLs) and pulsed LEDs (EPLEDs)
Spectral Range 230 nm- > 1000 nm 200 nm – >1000 nm Discrete wavelengths between 250 nm – 980 nm
Pulse width n/a 1 µs – 2 µs from 60 ps
Options Ozone generating lamp with spectral range
200 nm – >1000 nm		 Low to medium repetition rate pulsed lasers Nanosecond flashlamp
200 nm – >400 nm
pulse width <1 ns
* source and detector dependent
** standard water Raman measurement conditions: Excitation wavelength = 350 nm, Excitation and emission bandwidths = 5 nm, step size = 1 nm, integration time = 1 s, emission wavelength = 397 nm, noise measured at 450 nm and calculation based on the SQRT method
Monochromator Specifications
Type Czerny-Turner with ‘plug and play’ triple grating turret
Focal Length 325 mm (double monochromators: 2 x 325 mm)
Slits 0 mm – 11 mm, fully computer-controlled, bandpass is grating dependent
Stray Light Rejection 1:10-5 (single), 1:10-10 (double)
Gratings Mounted to triple grating turret
Accuracy +/- 0.2 nm *
Minimum Step Size 0.01 nm *
Option Spectral graphs available for operations of CCDs and diode array detectors
* grating dependent
Detectors PMT-900 PMT-1010 PMT- 1400/1700 HS-PMT MCP-PMT
Spectral Range 185 nm – 900 nm 300 nm – 1010 nm 300 nm – 1700 nm 230 nm – 870 nm 200 nm – 850 nm
Dark Count Rate <50 cps (-20 °C) <100 cps (-20 °C) <200 cps (-80 °C) <100 cps (-20 °C) <50 cps (-20 °C)
Reponse Width 600 ps 600 ps 800 ps 200 ps <25 ps
Options A wide variety of other photomultipliers and analogue detectors are available up to 5,500 nm

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