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Light Optic ( Microscope, UV, Confocal etc )
Electron Optic ( SEM, TEM, FIB etc )
SPM ( STM, AFM etc )
X-Ray °ü·Ã Technology ( XRF, XRD, XRR etc )
NSOM (Near Field Scanning Optical Microscopy : ȤÀº SNOM) Technology