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12 Determination of the Optical Parameters …
Modeling of the Optical Characteristics Fibrillar Structure for Case In vivo
Input parameters:
n j (λ) + iχ j (λ) is refractive index of the jth layer,
d j is thickness of the jth layer,
λ is the wavelength,
a
i
1 is radius ith particle (red blood cell),
a
i
2 is radius ith cylinder (collagenic fibers)
m i (λ)is refractive index of ith
red blood cell.
Output parameters:
I = I (n j , χ j , m i , a
i
1 , a
i
2 , d j )− is the dependences of the laser radiation intensity
on the refractive index and absorption coefficient
epidermis, derma, blood corpuscles.
Experimental measurement:
I = I (n j , χ j , m i , a
i
1 , a
i
2 , d j ) is reflected signal on simulated
biological structures.
Calculate:
I = I (n j , χ j ) are spectral measurements on simulated
biological structures for m i , a
i
1 , a
i
2 , d j .
Study of Optical Properties of Biotissues by the Intracavity Laser Spectroscopy
Method for Case In vitro
Input parameters:
n j (λ) + iχ j (λ) is refractive index of the jth layer,
d j is thickness jth layer,
M 1 , M 2 are the radii of mirrors,
L is the mirror distance
Output parameters:
ω = ω(d j , n j , iχ j ) are frequencies of the resonator eigenmodes
Experimental measurement:
χ j (λ) is dependence of the imaginary part of the refractive index
on simulated biological structures for jth layer.
Calculate:
1. n j (λ) is dependence of the real part of the refractive index epidermis,
2. χ j (λ) is dependence of the imaginary part of the refractive index epidermis