Microscopy: CA Near-field Scattering Optical Microscopy (NSOM)

What is it?
For electromagnetic field mapping using apertureless SNOM

Manufacturer: Neaspec

Model Name: Custom built

Applications: Near-field scanning optical imaging of surface waves

Instrument Overview: Near field optical imaging system with visible, near-infrared, Mid-infrared CW light source, and a Femtosecond laser light source.

Technical features and specifications:
Based on high-stability scanning-sample Atomic Force Microscope optimized for optical nanoscopy Optical focusing unit accepts visible, infrared, and Mid-infrared

Charges:
NA

Instrument Manufacturer URL: https://www.neaspec.com/products/neasnom-microscope/

Detailed Specifications:
SNOM specification: Compact size X,Y,Z: 30 cm x 45 cm x 30 cm Scan-area: 100 µm x 100 µm X,Y closed-loop scan range Noise-limited Z-resolution (RMS): ≤ 0.2 nm Scan Z-range: 2.5 µm Spatial resolution 10 nm Femtosecond laser light source specification: One is fundamental fs laser output with wavelength of 1550nm and power of 350mW. The second is a second harmonic fs laser output with wavelength of 70nm and power of 150mW. The third one is a tunable frequency-converted fs laser output with wavelength of 830nm-1100nm.