Construction and Calibration of Optically Efficient LCD-based Multi-Layer Light Field Displays

Near-term commercial multi-view displays currently employ ray-based 3D or 4D light field techniques. Conventional approaches to ray-based display typically include lens arrays or heuristic barrier patterns combined with integral interlaced views on a display screen such as an LCD panel. Recent work...

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Main Authors: Lanman, Douglas R., Wetzstein, Gordon, Raskar, Ramesh, Hirsch, Matthew Waggener
Other Authors: Massachusetts Institute of Technology. Media Laboratory
Format: Article
Language:en_US
Published: IOP Publishing 2013
Online Access:http://hdl.handle.net/1721.1/79906
https://orcid.org/0000-0002-3254-3224
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author Lanman, Douglas R.
Wetzstein, Gordon
Raskar, Ramesh
Hirsch, Matthew Waggener
author2 Massachusetts Institute of Technology. Media Laboratory
author_facet Massachusetts Institute of Technology. Media Laboratory
Lanman, Douglas R.
Wetzstein, Gordon
Raskar, Ramesh
Hirsch, Matthew Waggener
author_sort Lanman, Douglas R.
collection MIT
description Near-term commercial multi-view displays currently employ ray-based 3D or 4D light field techniques. Conventional approaches to ray-based display typically include lens arrays or heuristic barrier patterns combined with integral interlaced views on a display screen such as an LCD panel. Recent work has placed an emphasis on the co-design of optics and image formation algorithms to achieve increased frame rates, brighter images, and wider fields-of-view using optimization-in-the-loop and novel arrangements of commodity LCD panels. In this paper we examine the construction and calibration methods of computational, multi-layer LCD light field displays. We present several experimental configurations that are simple to build and can be tuned to sufficient precision to achieve a research quality light field display. We also present an analysis of moiré interference in these displays, and guidelines for diffuser placement and display alignment to reduce the effects of moiré. We describe a technique using the moiré magnifier to fine-tune the alignment of the LCD layers.
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spelling mit-1721.1/799062022-10-01T08:49:27Z Construction and Calibration of Optically Efficient LCD-based Multi-Layer Light Field Displays Lanman, Douglas R. Wetzstein, Gordon Raskar, Ramesh Hirsch, Matthew Waggener Massachusetts Institute of Technology. Media Laboratory Program in Media Arts and Sciences (Massachusetts Institute of Technology) Hirsch, Matthew Waggener Lanman, Douglas R. Wetzstein, Gordon Raskar, Ramesh Near-term commercial multi-view displays currently employ ray-based 3D or 4D light field techniques. Conventional approaches to ray-based display typically include lens arrays or heuristic barrier patterns combined with integral interlaced views on a display screen such as an LCD panel. Recent work has placed an emphasis on the co-design of optics and image formation algorithms to achieve increased frame rates, brighter images, and wider fields-of-view using optimization-in-the-loop and novel arrangements of commodity LCD panels. In this paper we examine the construction and calibration methods of computational, multi-layer LCD light field displays. We present several experimental configurations that are simple to build and can be tuned to sufficient precision to achieve a research quality light field display. We also present an analysis of moiré interference in these displays, and guidelines for diffuser placement and display alignment to reduce the effects of moiré. We describe a technique using the moiré magnifier to fine-tune the alignment of the LCD layers. 2013-08-21T19:19:36Z 2013-08-21T19:19:36Z 2013-02 2012-06 Article http://purl.org/eprint/type/ConferencePaper 1742-6596 1742-6588 http://hdl.handle.net/1721.1/79906 Hirsch, Matthew, Douglas Lanman, Gordon Wetzstein, and Ramesh Raskar. “Construction and Calibration of Optically Efficient LCD-based Multi-Layer Light Field Displays.” Journal of Physics: Conference Series 415 (February 22, 2013): 012071. https://orcid.org/0000-0002-3254-3224 en_US http://dx.doi.org/10.1088/1742-6596/415/1/012071 Journal of Physics: Conference Series Creative Commons Attribution-Noncommercial-Share Alike 3.0 http://creativecommons.org/licenses/by-nc-sa/3.0/ application/pdf IOP Publishing MIT Web Domain
spellingShingle Lanman, Douglas R.
Wetzstein, Gordon
Raskar, Ramesh
Hirsch, Matthew Waggener
Construction and Calibration of Optically Efficient LCD-based Multi-Layer Light Field Displays
title Construction and Calibration of Optically Efficient LCD-based Multi-Layer Light Field Displays
title_full Construction and Calibration of Optically Efficient LCD-based Multi-Layer Light Field Displays
title_fullStr Construction and Calibration of Optically Efficient LCD-based Multi-Layer Light Field Displays
title_full_unstemmed Construction and Calibration of Optically Efficient LCD-based Multi-Layer Light Field Displays
title_short Construction and Calibration of Optically Efficient LCD-based Multi-Layer Light Field Displays
title_sort construction and calibration of optically efficient lcd based multi layer light field displays
url http://hdl.handle.net/1721.1/79906
https://orcid.org/0000-0002-3254-3224
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