Take advantage of darkfield functionality on the microscope to perform nanospectroscopy on the SMS. Enable characterization of nanomaterials by measuring the light scattering spectrum in darkfield mode.
Image showing illumination method in darkfield microscopy
Image of gold nanoparticles on the darkfield microscope vision camera.
Spectra of individual gold nanoparticles. As the particle size increases, the spectrum shifts to the longer wavelengths.
| Spectrometer and Detectors | ||||
|---|---|---|---|---|
| Spectrometers | MicroHR | iHR320 | iHR550 | |
| Excitation Sources | Xenon Lamp (200 nm – 2200 nm) | |||
| Tungsten Halogen Lamp ( > 350 nm) | ||||
| Supercontinuum Laser ( > 400 nm) | ||||
| Spectral Range (nm)1 | 250 nm – 2200 nm | |||
| Recommended Gratings2 | 1200 g/mm, 600 g/mm, 15 0 g/mm | |||
| Spectral Resolution3 (nm) | 0.39 | 0.18 | 0.1 | |
| Microscope | |||||
|---|---|---|---|---|---|
| Microscope Objectives4 | Magnification | 10X | 50X | 100X | |
| Spot Size (fiber-coupled) | < 50 μm | < 12 μm | < 6 μm | ||
| Spot Size (free space-coupled) | < 10 μm | < 5 μm | < 2 μm | ||
| Sample Stage | XYZ (Manual and motorized options available) – 75 x 50 mm; 100 x 100 mm; 150 x 150 mm; 300 x 300 mm | ||||
| Vision Camera | Software controlled vision camera included | ||||
1 Extension into mid-IR available on request
2 Other gratings available on request
3 Based on 1200 g/mm grating at 500nm and a 26 μm pixel CCD
4 Other objectives available on request
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