By P. Hariharan
Fundamentals of Holography is a basic creation to the topic written by means of a number one employee within the box. It starts off with the idea of holographic imaging, the features of the reconstructed snapshot, and a few of the kinds of holograms. useful elements of holography are then defined, together with mild assets, the features of recording media and recording fabrics, in addition to equipment for generating forms of holograms and computer-generated holograms. ultimately, very important functions of holography are mentioned, equivalent to high-resolution imaging, holographic optical parts, details processing, and holographic interferometry.
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Extra info for Basics of Holography
J. C. Dainty, pp. 123–70. Berlin: SpringerVerlag. Meier, R. W. (1965). Magniﬁcation and third-order aberrations in holography. Journal of the Optical Society of America, 55, 987–92. Problems 25 Rotz, F. B. & Friesem, A. A. (1966). Holograms with non-pseudoscopic real images. Applied Physics Letters, 8, 146–8. 1. A hologram is recorded using a pulsed ruby laser ( ϭ694 nm), and illuminated with a He–Ne laser ( ϭ633 nm) to view the image. The reference beam in the recording system appears to diverge from a point at a distance of 1 m from the hologram.
1. 29 Amplitude diﬀracted, as a function of the phase modulation, for a thin phase grating [Kogelnik, 1967]. 7), in which case the interference surfaces run approximately parallel to the surface of the recording medium. In this case, the reconstructed image is produced by the light reﬂected from the hologram. We will use a coordinate system in which, as shown in ﬁg. 2, the z axis is perpendicular to the surfaces of the recording medium, and the x axis is in the plane of incidence. For simplicity, we will assume that the interference surfaces are either perpendicular or parallel to the surfaces of the recording medium.
2 Volume gratings With a thick recording medium, the hologram is made up of layers corresponding to a periodic variation of transmittance or refractive index. If the two interfering wavefronts are incident on the recording medium from the same side, these layers are approximately perpendicular to its surface, and the hologram produces an image by transmission. 2 Volume gratings Fig. 1. 29 Amplitude diﬀracted, as a function of the phase modulation, for a thin phase grating [Kogelnik, 1967]. 7), in which case the interference surfaces run approximately parallel to the surface of the recording medium.
Basics of Holography by P. Hariharan