image hologram recorded by lens imaging is fragmentable

Characteristics analysis of digital image‐plane holographic …

Figure 2 shows the imaging principle of a lens. A point object located at (x 0,y 0) in (x 0 −y 0) plane is represented by . The MO plane is t

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Digital holographic microscopy

Digital holographic microscopy (DHM) is digital holography applied to microscopy.Digital holographic microscopy distinguishes itself from other microscopy met

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Enhancing the performance of digital holographic …

During image reconstruction, the digital wavefront recorded in the hologram is propagated numerically in the image plane, from which the phase image is

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US3985419A

FIG. 11 shows a method for making one component picture on which different image informations are independently arranged. The component picture is used in

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Reduction of speckle in image plane hologram …

 · If a point in the image is Oz from the hologram plane (fig. 1) its reconstruction will be an image of the source of diameter S = OAz [2]. The

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Simultaneous amplitude-contrast and phase-contrast …

 · The above equations show that the reflectivity and phase are the functions of the incident angle and the sample''s refractive index. We can

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Improvement of spectral and axial resolutions in modified …

The image is reconstructed by correlating the object hologram with a processed version of the PSF hologram. The COACH holographic technique exhi

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Holography : Recording/Reconstruction

The reconstruction of the object field encoded within the hologram is based on the principle of light diffraction. If the holographic plate i

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Minimum-pixel holograms Stephen A. Benton and Ravikanth S. …

hologram, can be recorded by putting the hologram plane just before or after the objective lens L1. Lens L2 would image the hologram to the viewer''s plane, w

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Quantitative phase imaging in common-path cross …

 · Using a microscope objective MO (UPlanFL N, NA = 0.75) and a tube lens TL (achromatic doublet, f ′ = 400 mm) the magnified image of the spe

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Computer-generated hologram marked by correlated photon imaging

Computer-generated hologram (CGH) has been studied for many applications. In this paper, CGH is watermarked by correlated photon imaging. An input image

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Deep-image hologram recorded by using a lenticular lens …

 · A reflection type hologram recorded by using a lenticular lens sheet with a one step recording method, for two dimensional objects, is

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Hologram recording by means of fly''s-eye lens

Hologram recording by means of jly''s-eye lens 67 dimensional scene. The arrangement of recording two points of the object is illustrated in Fig. 4. In

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Volume holographic hyperspectral imaging

vestigate their imaging resolution, aberration, and sensitivity. The first architecture uses the hologram directly as an objective imaging element where

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RESOLUTION LIMITS OF IN-LINE HOLOGRAPHIC IMAGING SYSTEMS by

The lens numerical aperture is defined from the focal length (see Figure 2.1). In holography, objects can be imaged from a range of distances fr

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Science.gov

 · Bahrami, Gholamreza; Mohammadi, Bahareh. 2007-05-01. A new, sensitive and simple high-performance liquid chromatographic method for analysis

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Study of spatial lateral resolution in off-axis digital holographic microscopy

Fig. 4. Simulated images of an USAF chart: (a) modeled hologram recorded at z¼ 3 cm. (b)–(d) Reconstructed image for a hologram recorded: (b) z

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Holograph vs. Hologram

 · The main difference between Holograph and Hologram is that the Holograph is a document entirely handwritten the author and hologram is a p

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An anamorphic imaging model to correct geometric distortion in planar holographic stereograms

imaging systemcreated by horizontal parallax-only holographic stereograms. This thesis discusses the source of geometric perspective distortion and how it

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Imaging of Dense Cell Cultures by Multiwavelength Lens‐Free …

Lens-Free Video Microscopy Image acquisition was performed with a Cytonote lens-free video microscope (Iprasense, France). It was inspired by the lens-fr

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PHOTONIC FRONTIERS: DIGITAL HOLOGRAPHY: Digital …

 · A digitally recorded hologram also can be reconstructed by displaying it on a spatial light modulator (SLM) or photorefractive medium and illu

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Research Trends in Spatial Imaging 3D Video

lens, and forms an image on the retina. Thus, even if an object is not present, if light that is equivalent to the object light could somehow be produced ...

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Determination of the surface morphology of gold …

Below the imaging system, there is a projection system, formed with 3 Intermediate lenses and a projector lens, which normally provide the proper image size

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Focussed image hologram projector using a long narrow …

In addition to elimination the imaging lens 26 of the projector 10 shown in FIG. 1, the arrangement of FIG. 3 allows the projection lens 38 t

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3D Imaging through Scatterers with Interferenceless …

 · The image of the object is reconstructed by a cross-correlation between a reconstructing function and the object hologram. For 3D imaging,

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Deep-image hologram recorded by using a lenticular …

 · A reflection type hologram recorded by using a lenticular lens sheet with a one step recording method, for two dimensional objects, is propo

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Holograms

Another possible configuration is to place a lens between the object and the recording material such that the distance between the lens and the

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Volume holographic imaging in transmission geometry

lographic lens acts as depth-selective imaging ele-ment to achieve 3-D or 2 1⁄ 2-D imaging. 2 A single VH lens can be used to image arbitrar

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Laser Imaging With a Holographically Produced Lens

lens possesses a single focal point. If a hologram were to be utilized as a focusing device instead of bhe lens, the laser beam could be imaged into very com

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Hologram imaging technology features, advantages …

 · Hologram imaging technology features, advantages and disadvantages. Holography is the science of making the holograms, It is a f

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Efficient Reconstruction of Holographic Lens-Free Images …

 · Digital holographic lens-free imaging is based on recording the diffraction pattern of light after it passes through a specimen and post-pro

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Holography

A filamentary light source and condenser system provide one or more light beams for illuminating a frequency-encoded focussed image hologram, the light dif

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Hologram imaging technology features, advantages and …

 · Holography is the science of making the holograms, It is a form of photography which allows the image to be recorded in three dimensions, The

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MIT

We used volume hologram as an agile depth selective lens in imaging system to realize 3D imaging. Advantages of volume holographic imaging (VHI) systems

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Imaging using volume holograms

Imaging using volume holograms. Arnab Sinha George Barbastathis Massachusetts Institute of Technology Department of Mechanical Engineering Room

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Study of self-interference incoherent digital holography for the application of retinal imaging

hologram and guide-star hologram can be recorded by proposed optical configuration. Keywords: incoherent digital holography, adaptive optics, retinal ima

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OSA | Evaluation of Hologram Imaging by Ray Tracing

This paper applies the methods of ray tracing to the evaluation of aberrations produced by Fresnel holograms that are recorded on two dimension

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Encrypting digital hologram of three-dimensional object using diffractive imaging

Encrypting digital hologram of three-dimensional object using diffractive imaging Isha Mehra1, Kuldeep Singh2, Amit K Agarwal2, Unnikrishnan Go

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Imaging characteristics of a volume holographic lens, …

 · A volume holographic grating lens can reconstruct the three-dimensional information by conducting multiple optical slicing of an object b

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Lensless digital holographic microscopy and its applications in biomedicine and environmental monitoring …

image of the sample directly, the image sensor records an in-line hologram [10] of the sample under partially coherent illumination. From this recorded hologram

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Blind sectional image reconstruction for optical scanning holography

the focal length of the lens is f=500 mm. Thus, the NA of the recorded full-parallax complex hologram is NA D/ 2f =0.025. Shown in Fig. 2 are the real

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Volume holographic spectral imaging

The volume hologram was recorded in a proprietary photosensitive glass from Ondax Inc. The dimensions of the glass are 30mm×10mm×3mm, which

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Holographic optical elements for alternate reality

 · The hologram is developed and re-illuminated by a reconstruction beam, which reveals the final, reconstructed image. A hologram is created

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Reconstruction of a Fraunhofer hologram recorded …

A Fraunhofer hologram of M x N array of binary coded data is recorded in a plane located near the focal plane of a transforming lens, and the amplitude tra

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