Holography is a technique which enables threedimensional images to be made. If you want the enotes of all the laser documents that will include the basics of lasers like stimulated absorption, difference between spontaneous and stimulated emission, einstein coefficients, properties and applications of lasers, complete construction and working of lasers like ruby laser, hene laser, carbon. Please browse the internet to learn interactively all about optics. Using the proposing technique, we analyze the aberrations and the vulnerability of the osh about the optical alignment.
Phaseshifting digital holography has been used for the study of vibrating objects. Threedimensional holographic projection seminar report 2018. Chapter 5 singleshot phaseshifting digital holography based on the. The techniques and principles of holography have been modi. Confocal laser scanning microscopy leica this presentation has been put together as a common effort of urs ziegler, anne greet bittermann, mathias hoechli. Sep 30, 2010 history of holography invented in 1948 by dennis gabor for use in electron microscopy, before the invention of the laser leith and upatnieks 1962 applied laser light to holography and introduced an important offaxis technique. The first step in understanding holographic memory is to understand what holographic means. We propose a numerical technique that analyses the imaging properties of optical scanning holography osh constructed using real optical components in a real optical alignment situation. But i have yet to see an affordable version available. Pdf file for the instructions to take photos for an half parallax chimera pdf file for the instructions to utilize our 3dsmax script for a full parallax chimera 3dsmax script to obtain the images for a full parallax chimera. The term hologram is a combination of the greek words holos complete and gram message holography is a process for recording and displaying threedimensional information without lenses therefore holography opens up completely new possibilities in science, engineering, graphics and arts. A hologram is a recording in a two or threedimensional medium of the interference pattern formed when a point source of light the reference beam of fixed wavelength encounters light of the same fixed wavelength arriving from an object the object beam. A free powerpoint ppt presentation displayed as a flash slide show on. Because the invention of coherent light source laser 1964, holography was able to be realized.
After invention of holography by dennis gabor in 1947 it is widely used in various areas. As explained earlier the aim of this work is also the same, which is to devise a. The hologram is then illuminated with laser light transmission or white light reflection. Listen to jason arthur sapan talk about the history of holography on gizmodo.
The pdf documents explain the importance and need of this technology, advantages, and disadvantages, latest applications and future scope of 3d holographic projection. The photographic recording of the image is called a hologram, which appears to be an unrecognizable pattern of stripes and whorls but whichwhen illuminated by coherent light, as by a laser beamorganizes the light into a threedimensional representation of the original object. Holography definition of holography by the free dictionary. Holography basic principles and contemporary applications is a collection of fifteen chapters, describing the basic principles of holography and some recent innovative developments in the field. View and download powerpoint presentations on hologram ppt. First, the basic results from the general theory of holography, based on the scalar diffraction theory, are summarized, and a general description of the digital holographic microscopy process is. Chaorey jerry hsieh problems to use holography to reinforce previously studied topics like wave propagation, light and color, ray tracing. When a hologram is made, a coherent beam of light is divided so that one beam the reference beam falls directly onto a piece of photographic lm and another beam the object beam is formed from the light that is scattered by an object and falls onto the same piece of lm. Aug 19, 2015 sumit thakur august 19, 2015 holographic memory seminar report with ppt and pdf 20150819t09. Holographic ppt holography computer data storage free. The first, understanding holography, presents the principles of hologram recording illustrated with practical examples.
How holography goes about recording phase information on a medium insensitive to phase is with the use of two separate beams one is the usual beam associated with the image to be recorded and the other is a completely separate beam known as the reference beam and exploiting the interference. Sumit thakur august 19, 2015 holographic memory seminar report with ppt and pdf 20150819t09. The global medical holography market is segmented by type, application, end user and region. May 03, 2020 basic of holography powerpoint presentation class 12 notes edurev is made by best teachers of class 12. History of holography invented in 1948 by dennis gabor for use in electron microscopy, before the invention of the laser leith and upatnieks 1962 applied laser light to holography and introduced an important offaxis technique. Holographic presentation is compatible with after effects. Lastly, holography is used in a new kind of computer, an optical computer. Find powerpoint presentations and slides using the power of, find free presentations research about hologram ppt. An introduction to holography by mike lanham mentor. Aug 19, 2015 may 03, 2020 basic of holography powerpoint presentation class 12 notes edurev is made by best teachers of class 12. Holography basic principles and contemporary applications. Holography 1 background the word hologram was coined from the greek word \holos which means whole, because the recorded hologram contains all the information of the image eld.
The development of new holography methods made it suitable for new industrial and scientific applications. Holography, on the other hand does not utilize a lens to form a latent image. Holography has even tried to make it into the movie business. Holographic ppt free download as powerpoint presentation. This film examines the process of holography, types of holograms, and the uses of the hologram for artistic and scientific purposes, as demonstrated by tung h. Photography holographic recording hologram formation reconstruction types of holograms holographic material mass production of holograms a p p l i e d o p tic s g r o u p d e p a r t ment o f p h y s i c s. Ppt holography powerpoint presentation, free download id. It is anticipated to grow at a double digit cagr from 2019 to 2030. Taking the inverse fresnel transform of the complex amplitude resulted in an image of the object superimposed with bessel fringes.
Pdf file for the instructions to record an half parallax chimera video. Optical holography didnt take off until the invention of the laser in 1960. It relies on the principle of interference to produce an image. Because phase is a relative property, construction of a. Contents 1 introduction 2 2 the development of optical holography 4. If your pdf is in a presentation format, the conversion should be no problem. Unlike a photograph, which records the square of the electric eld, a hologram contains both the amplitude and phase information from the image. Derived from the greek word holos meaning whole, the term hologram means simply a complete picture. Introduction to confocal laser scanning microscopy leica. Basics of holography is an introduction to the subject written by a leading worker in the. The interference pattern is captured by the film and processed.
Here is an illustration of how a holographic film might be recorded. To fully understand the history of holography you need to have a basic idea of what a hologram is. After that, we propose a digital filter that compensates the aberrations of the osh. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. The name for the technique that was developed comes from the greek word holos, meaning whole, and gramma, meaning message. Optical holography is a method for storage and displaying a threedimensional image of an object. New holography technology all ppt linkedin slideshare. Abstractthis research papers examines the new technology of holographic projections. Holography is a method of recording patterns of lightto produce a threedimensional object. Furst, np discovered by the hungarian dennis gabor in 1948, holography is based on the concept of interference. Understand that making a hologram requires the recording of interference patterns between light from a fixed point source and light from each point on an object. I describe its historical development, its basic principles and some examples of its practical application in optical systems. Osa imaging properties of optical scanning holography and. Vibration analysis by phase shifting digital holography.
This document is highly rated by class 12 students and has been viewed 730 times. The parallax barrier system can be disregarded for its long duration presentation. It highlights the importance and need of this technology and how it represents the new wave in the future of technology and communications, the different application. Scribd is the worlds largest social reading and publishing site. Recording and reconstruction process in holography winner.
Jeong lake forest college lake forest, illinois holography is a much broader field than most people have perceived. More like a subpart of presentation, digital holograms could. Principles and techniques of digital holographic microscopy. Holographic versatile disc pdf ppt download abstract. Many pages are copied from internet web pages or from presentations given by leica, zeiss and other companies. Ppt holography powerpoint presentation free to download id. To bring you great quality, smallpdf has partnered with solid documents that offers the best conversion out there. It involves the use of a laser, interference, diffraction, light intensity recording and suitable illumination of the recording. Basic principles and applications of holography spie. Unlike ordinary photographs, holograms record both phase and amplitude information.
Get the best relevant pdf documents and seminar report on this rapidly growing technology. Ppt holography powerpoint presentation free to download. Although holograms were immediately popular for art, practical applications of optical holography lagged until the 1980s. The gsbased algorithms recover a complexvalued wavefront using wavefront backandforth propagation between two planes with constraints. Basic of holography powerpoint presentation class 12 notes. Holographic lens variations on holographic lens hologon headup display a p p l i e d o p tic s g r o u p d e p a r t ment o f p h y s i c s applications of holographic 1. Gabor in 1948, it initially aimed at solving the resolution problem of electron microscope with coaxial holography inline hologram. Types of holograms a hologram is a recording in a two or threedimensional medium of the interference pattern formed when a point source of light the reference beam of fixed wavelength encounters light of the same fixed wavelength arriving from an object the object beam.
In addition, a novel gsbased algorithm that allows reconstruction of 3d samples is demonstrated. Holography, means of creating a unique photographic image without the use of a lens. Osa iterative phase retrieval for digital holography. Holography 1 holography introduction and background the aesthetic appeal and commercial usefulness of holography are both related to the ability of a hologram to store a threedimensional image. They view holography as a way to express themselves and to renew the concrete poetry movement also known as shape poetry. Nobel prize winner dennis gabor, holographys inventor, saw the film after it was made and said it was the. The technique of holography can also be used to optically store, retrieve, and process information.
Originally, holography was a technique used to improve electron microscopes. It enables a light field leith and upatnieks 1962 applied laser light to holography. View digital holography research papers on academia. This paper provides a tutorial of iterative phase retrieval algorithms based on the gerchbergsaxton gs algorithm applied in digital holography. The timeaveraged complex amplitude of fresnel diffracted field due to a vibrating object was obtained by using a threestep phaseshifting algorithm. Nowadays there is a potential hologram trend for technology presentations that you can take advantage by using this template in your presentations.
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