Coherent Microscopy and Optical Coherence Tomography for Biomedical Applications - Bioanalysis Advanced Materials Methods and Devices - page 119

Fig. 8.15 CSI configuration

CCD
Detector

Light
Source

Beam
Splitter

Mirau
Interferometer

Fig. 8.16 TF of quasi-
monochromatic CSI system

Measured
Frequencies

K i

k z

k x

If we now consider a polychromatic source the superposition results in the TF
shown schematically in Fig. 8.17 . In practice a source will have a smooth spectrum
and the TF will be a continuum defined by,

ð þ1

H CSI k

ðÞ¼ SkðÞ A k ðÞ d k 0 (8.10)

1