High-quality Computational Imaging Through Simple Lenses

Using this approach we demonstrate high fidelity color diffractive-only imaging over the full visible spectrum. Abstract Modern camera lenses become increasingly more complex to optimize the light efficiency of the optical system.

High Quality Computational Imaging Through Simple Lenses Standard Lens And Multispectral Results

It is an essential step to analyze the image quality degradation of diffraction imaging with a wide-bandwith spectrum and to design a suitable high-performance computing imaging algorithm.

. It simplifies the design of the optical-front-end to a. While traditionally sophisticated lens design and quality control aim at limiting optical aberrations recent works 123 promote the correction of optical flaws by computational means. In the optical design the height profile of a diffractive lens is optimized to balance the focusing contributions of different wavelengths for a specific focal length.

Computational imaging through chromatic aberration corrected simple lenses. Felix Heide The University of British Columbia. Camera with our lens system containing only a single glass element the plano-convex lens lying next to the camera in the left image unprocessed input image.

Recently I read a paper named High-Quality Computational Imaging Through Simple Lenses. Our system reliably estimates point spread functions of a given optical system enabling the capture of high-quality imagery through poorly performing lenses. High-Quality Computational Imaging Through Simple Lenses.

One with α 0 which is a simple lens and one with α 55π which has an EDOF. Diffractive achromats DAs promise ultra-thin and light-weight form factors for full-color computational imaging systems. No reviews have been published Write a review.

From left to right. Emerging end-to-end optimization paradigms of diffractive optics and processing. However designing DAs with the optimal optical transfer function OTF distribution suitable for image reconstruction algorithms has been a difficult challenge.

Recent research has combined single lens optics with complex post-capture correction methods based on computational photography. Although using computational methods for aberration correction has a long history 37 these methods are most effective in the removal of residual aberrations found in already well-corrected optical systems. We designed two metasurfaces.

Kolb High-quality computational imaging through simple lenses. This answer to another question of mine linked to an interesting article. Weili Li Xiaoqing Yin Yu Liu Maojun Zhang.

CiteSeerX - Document Details Isaac Councill Lee Giles Pradeep Teregowda. The simple lens system is potentially useful for many scientic applications such as UAV imaging astronomical imaging remote sensing and medical imaging. High-Quality Computational Imaging Through Simple Lenses.

Recent research has combined single lens optics with. Modern imaging optics are highly complex systems consisting of up to two dozen individual optical elements. This paper indicated that the PSF estimation problem can be posed as a.

It proposes the use of simple optics and computational photography techniques to compensate for the different artefacts that arise instead of the complex lens systems we are used to today. The application of computational imaging enables single-lens diffractive lenses to achieve high-quality imaging in the visible light bandwidth. This study further improves lens design by correcting chromatic aberrations after which a simple image deconvolution method.

This complexity is required in order to compensate for the geometric and chromatic aberrations of a single lens including geometric distortion field curvature wavelength-dependent blur and color fringing. Camera with our lens system containing only a single glass element the plano-convex lens lying next to the camera in the. Computational photography has revolutionized photography in recent years by presenting an integrative technology that combines computer and software technologies with modern sensors and optics to create new imaging systems and image applications Inspired by this idea this paper proposes an alternative way of capturing high-quality photographs without.

Camera with our lens system containing only a single glass element the plano-convex lens lying next to the. The simple lens computational imaging method provides an alternative way to achieve high-quality photography. Our system reliably estimates point spread functions of a given optical system enabling the capture of high-quality imagery through poorly performing.

Their research includes areas such as telecom defense space automotive health smart skin weatherclimate and sensing areas and combines inkjet-printing flexible paperorganic. Hullin Bjorn Labitzke 2 Wolfgang Heidrich1 Andreas Kolb2 1University of British Columbia 2University of Siegen Fig. This study further improves lens design by correcting chromatic aberrations after which a simple image deconvolution method is sufficient to produce a high-quality image.

A combination of large-aperture simple lens optics with modern high-resolution image sensors can result in very large wavelength. Our system reliably estimates point spread functions of a given optical system enabling the capture of high-quality imagery through poorly performing lenses. Im a new professor at Princeton where I lead the Princeton Computational Imaging Lab and I am co-founder and CTO at Algolux where I lead research and development of the full autonomous driving stackMy group at Princeton explores imaging and computer vision approaches that allow computers to see and understand what seems invisible today.

In this work we propose neural nano-optics a high-quality polarization-insensitive nano-optic imager for full-color 400 to 700 nm wide FOV 40 imaging with an f. This study further improves lens design by correcting chromatic aberrations after which a simple image deconvolution method is sufficient to produce a high-quality image. Camera lenses are a critical component of optical imaging systems and lens imperfections compromise image quality.

Both devices had a nominal focal length of 200 μm at 550 nm. From left to right. High-Quality Computational Imaging Through Simple Lenses.

That acquiring high-quality images through a simple lens design and a computational photography method is possible. High-Quality Computational Imaging Through Simple Lenses Felix Heide 1 Mushfiqur Rouf Matthias B. High-Quality Computational Imaging Through Simple Lenses.

The ATHENA group at Georgia Tech explores the advancing and development of novel technologies for electromagnetic wireless RF mm-wave and sub-THz applications. No reviews have been published Write a review. This work seeks to replace complex commercial optics by uncompensated simple optics and proposes a postcapture imageprocessing method that removes the optical aberrations that result from using such simple optics.

Modern camera lenses become increasingly more complex to optimize the light efficiency of the optical system. High-Quality Computational Imaging Through Simple Lenses. Our system reliably estimates point spread functions of a given optical system enabling the capture of high-quality imagery through poorly performing lenses.

The remainder of this paper is organized as fol-lows. From left to right.

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