Light field geometry of a standard plenoptic camera. / Haxha, Shyqyri.

In: Optics Express, Vol. 22, No. 22, 212623, 2014, p. 26659-26673.

Research output: Contribution to journalArticlepeer-review

Published

Standard

Light field geometry of a standard plenoptic camera. / Haxha, Shyqyri.

In: Optics Express, Vol. 22, No. 22, 212623, 2014, p. 26659-26673.

Research output: Contribution to journalArticlepeer-review

Harvard

Haxha, S 2014, 'Light field geometry of a standard plenoptic camera', Optics Express, vol. 22, no. 22, 212623, pp. 26659-26673. https://doi.org/10.1364/OE.22.026659

APA

Vancouver

Author

Haxha, Shyqyri. / Light field geometry of a standard plenoptic camera. In: Optics Express. 2014 ; Vol. 22, No. 22. pp. 26659-26673.

BibTeX

@article{bb3ef9673a0b48ed8848e109ecb195b2,
title = "Light field geometry of a standard plenoptic camera",
abstract = "The Standard Plenoptic Camera (SPC) is an innovation inphotography, allowing for acquiring two-dimensional images focused atdifferent depths, from a single exposure. Contrary to conventional cameras,the SPC consists of a micro lens array and a main lens projecting virtuallenses into object space. For the first time, the present research provides anapproach to estimate the distance and depth of refocused images extractedfrom captures obtained by an SPC. Furthermore, estimates for the positionand baseline of virtual lenses which correspond to an equivalent cameraarray are derived. On the basis of paraxial approximation, a ray tracingmodel employing linear equations has been developed and implementedusing Matlab. The optics simulation tool Zemax is utilized for validationpurposes. By designing a realistic SPC, experiments demonstrate that apredicted image refocusing distance at 3.5 m deviates by less than 11%from the simulation in Zemax, whereas baseline estimations indicate nosignificant difference. Applying the proposed methodology will enable analternative to the traditional depth map acquisition by disparity analysis.",
keywords = "Lens system design;, Photography , two-dimensional (2-D) images",
author = "Shyqyri Haxha",
year = "2014",
doi = "10.1364/OE.22.026659",
language = "English",
volume = "22",
pages = "26659--26673",
journal = "Optics Express",
issn = "1094-4087",
publisher = "The Optical Society",
number = "22",

}

RIS

TY - JOUR

T1 - Light field geometry of a standard plenoptic camera

AU - Haxha, Shyqyri

PY - 2014

Y1 - 2014

N2 - The Standard Plenoptic Camera (SPC) is an innovation inphotography, allowing for acquiring two-dimensional images focused atdifferent depths, from a single exposure. Contrary to conventional cameras,the SPC consists of a micro lens array and a main lens projecting virtuallenses into object space. For the first time, the present research provides anapproach to estimate the distance and depth of refocused images extractedfrom captures obtained by an SPC. Furthermore, estimates for the positionand baseline of virtual lenses which correspond to an equivalent cameraarray are derived. On the basis of paraxial approximation, a ray tracingmodel employing linear equations has been developed and implementedusing Matlab. The optics simulation tool Zemax is utilized for validationpurposes. By designing a realistic SPC, experiments demonstrate that apredicted image refocusing distance at 3.5 m deviates by less than 11%from the simulation in Zemax, whereas baseline estimations indicate nosignificant difference. Applying the proposed methodology will enable analternative to the traditional depth map acquisition by disparity analysis.

AB - The Standard Plenoptic Camera (SPC) is an innovation inphotography, allowing for acquiring two-dimensional images focused atdifferent depths, from a single exposure. Contrary to conventional cameras,the SPC consists of a micro lens array and a main lens projecting virtuallenses into object space. For the first time, the present research provides anapproach to estimate the distance and depth of refocused images extractedfrom captures obtained by an SPC. Furthermore, estimates for the positionand baseline of virtual lenses which correspond to an equivalent cameraarray are derived. On the basis of paraxial approximation, a ray tracingmodel employing linear equations has been developed and implementedusing Matlab. The optics simulation tool Zemax is utilized for validationpurposes. By designing a realistic SPC, experiments demonstrate that apredicted image refocusing distance at 3.5 m deviates by less than 11%from the simulation in Zemax, whereas baseline estimations indicate nosignificant difference. Applying the proposed methodology will enable analternative to the traditional depth map acquisition by disparity analysis.

KW - Lens system design;

KW - Photography

KW - two-dimensional (2-D) images

U2 - 10.1364/OE.22.026659

DO - 10.1364/OE.22.026659

M3 - Article

VL - 22

SP - 26659

EP - 26673

JO - Optics Express

JF - Optics Express

SN - 1094-4087

IS - 22

M1 - 212623

ER -