Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Super-resolution Fluorescence Microscopy

Super-resolution Fluorescence Microscopy

Super-resolution fluorescence microscopy (SRFM) provides a better resolution than conventional fluorescence microscopy by reducing the point spread function (PSF). PSF is the light intensity distribution from a point that causes it to appear blurred. Due to PSF, each fluorescing point appears bigger than its actual size, and it is the PSF interference of nearby fluorophores that causes the blurred image. Various approaches to achieving higher resolution through SRFM have recently been...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

AI-driven digital holographic microscopy for label-free quantitative cellular analysis: toward low-cost and field-deployable platforms.

Biomedical optics express·2026

Same author

Morphological investigation of astrocyte brain cells using quantitative phase imaging.

Biomedical optics express·2026

Same author

Security authentication and tracking of unmanned moving vehicles with optical ID tags.

Optics express·2026

Same author

3D profilometric object detection in turbid water using integral imaging and deep neural networks.

Optics express·2026

Same author

Underwater multidimensional metrology in degraded environments with augmented reality devices.

Optics express·2026

Same author

Dynamic vision-based underwater optical signal detection system in a degraded environment using multi-dimensional integral imaging and deep learning.

Optics express·2026

Search research articles

Related Experiment Video

Updated: Apr 20, 2026

Recording Ultra-Realistic Full-Color Analog Holograms for Use in a Moving Hologram Display

Recording Ultra-Realistic Full-Color Analog Holograms for Use in a Moving Hologram Display

Published on: January 14, 2020

Encoding multiple holograms for speckle-noise reduction in optical display.

Pasquale Memmolo, Vittorio Bianco, Melania Paturzo

|November 18, 2014

Summary

This summary is machine-generated.

This study introduces a novel digital hologram synthesis method to reduce speckle noise in optical reconstructions. The technique encodes multiple incoherent reconstructions into a single wavefront for improved image quality using a Spatial Light Modulator (SLM).

More Related Videos

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Published on: March 20, 2017

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

Related Experiment Videos

Last Updated: Apr 20, 2026

Recording Ultra-Realistic Full-Color Analog Holograms for Use in a Moving Hologram Display

Recording Ultra-Realistic Full-Color Analog Holograms for Use in a Moving Hologram Display

Published on: January 14, 2020

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Published on: March 20, 2017

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

Area of Science:

Optics and Photonics
Digital Imaging

Background:

Digital holography (DH) is often degraded by speckle and additive noise during numerical and optical reconstruction.
Existing noise suppression methods primarily improve numerical reconstructions, not direct optical projections.

Purpose of the Study:

To develop a method for synthesizing a single digital hologram that yields denoised optical reconstructions.
To achieve significant speckle reduction in optically projected holograms.

Main Methods:

Encoding multiple incoherent holographic reconstructions into a single complex wavefront.
Utilizing a Spatial Light Modulator (SLM) for optical projection of the synthetic digital hologram.

Main Results:

Successful synthesis of a single digital hologram capable of producing denoised optical reconstructions.
Demonstrated significant speckle reduction in optical projections.

Conclusions:

The proposed method enables direct synthesis of digital holograms for improved optical reconstruction quality.
This technique overcomes limitations of previous methods by enabling denoised optical projections.