Lensless imaging and sensing

A Ozcan, E McLeod - Annual review of biomedical engineering, 2016 - annualreviews.org
microscope systems. Thus, although there are clear advantages in terms of cost, portability,
and field of view for a fluorescent lensless … (c) Scanning electron microscope (SEM) image of …

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

Y Wu, A Ozcan - Methods, 2018 - Elsevier
… Using a filtered back-projection algorithm, also used in conventional limited angle … In
terms of the basic imaging framework, we anticipate that the hardware of the system will …

Single-frame 3D fluorescence microscopy with ultraminiature lensless FlatScope

JK Adams, V Boominathan, BW Avants, DG Vercosa… - Science …, 2017 - science.org
scanning the reconstruction depth just like one would scan the … (A) FlatScope reconstruction
as a maximum intensity projection … maximum for traditional lensed microscope systems. …

Lensless object scanning holography for two-dimensional mirror-like and diffuse reflective objects

V Micó, C Ferreira, J García - Applied Optics, 2013 - opg.optica.org
… This square corresponds with the part of the geometrical projection of the object that falls
on … bands are recorded by the system due to the object movement (scanning). That is, the …

Field-portable lensfree tomographic microscope

SO Isikman, W Bishara, U Sikora, O Yaglidere, J Yeah… - Lab on a Chip, 2011 - pubs.rsc.org
… These SR projection holograms obtained over an angular … microscopy based on micro-mechanical
scanners in a bench-… and cost-effective lensless tomographic microscope by imaging …

Lensless high-resolution on-chip optofluidic microscopes for Caenorhabditis elegans and cell imaging

X Cui, LM Lee, X Heng, W Zhong… - Proceedings of the …, 2008 - National Acad Sciences
lensless, and fully on-chip microscope systems based on the OFM method. The first OFM
system … By shifting the line scans with this delay, we can obtain an accurate projection image of …

Lensless single-pixel imaging by using LCD: application to small-size and multi-functional scanner

Z Zhang, Z Su, Q Deng, J Ye, J Peng, J Zhong - Optics express, 2019 - opg.optica.org
… employs a lens system for light coupling as well as a projection lens system for pattern …
functional scanner as an instance of lensless single-pixel imaging. The reported scanner requires …

Lensless Electron Microscopy

GVS Sastry - Microstructural Characterisation Techniques, 2022 - Springer
Scanning electron microscope (SEM) is a surface … quaternary Al-Ga-Mn-Pd system, then we
can compute the average … that orientation but superimposed onto one projection (Fig. 8.27). …

Interferometric lensless imaging: rank-one projections of image frequencies with speckle illuminations

O Leblanc, M Hofer, S Sivankutty… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
… On a practical side, we perform a single calibration of the sensing system robust to certain
… a complete projection of the speckle on the object. Compared to Raster Scanning (RS) the …

Field-portable reflection and transmission microscopy based on lensless holography

M Lee, O Yaglidere, A Ozcan - Biomedical optics express, 2011 - opg.optica.org
… holography, our transmission microscope achieves a sub-… we built a lensless reflection mode
microscope based on digital … of this compact dual-mode microscopy unit by imaging a US-…