The right figure is a cross-sectional image showing a high depth resolution of RAMAN-11. 7 layers of a rapping film are clearly shown. 

:Nylon
:Polyethelene
:Polypropylene

Excitation wavelength532 nmNumber of spectra48,000 (400(x)×120(z))
Obj. lens100x (NA=1.4)Measurement time5 min