Cameca SX50 (no longer available)
Our lab was previously equipped with a Cameca 'SX50' electron microprobe. Although no longer available, we list below the technical specifications of our legacy instrument.
- Manufacturer: Cameca
- Model: SX50
- Electron gun:
Electron source: W filament
Max.acceleration voltage: 30 kV
Max. beam current: 10 μA
- Detectors
Backscatter electron detector
Secondary electron detector
Cathodoluminescence detector
EDX detector(Lithium-drifted Silicon detector)
- Four wavelength-dispersive spectrometers (WDS)
WD spectrometer 1:
16cm Rowland circle
low-pressure Ar-gas flow proportional counter
TAP, PET
WD spectrometer 2:
16cm Rowland circle
low-pressure Ar-gas flow proportional counter
LiF, TAP, PC0, PC1
WD spectrometer 3:
16cm Rowland circle
high-pressure Ar-gas flow proportional counter
LiF, PET
WD spectrometer 4:
16cm Rowland circle
low-pressure Ar-gas flow proportional counter
PET, TAP, PC2, PC3
- Vacuum system
Two Pfeiffer rotary vane pumps
Oil diffusion pump
Ion getter pump
- Additional features
Optical microscope with camera (reflected and transmitted light)
Autofocus system
Beam stabilizer