Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Construction and property characterization of PNIPAAm-grafted chitosan/sodium alginate composite Thermo-responsive hydrogel films.

Food chemistry: X·2026
Same author

Lipase-catalyzed modification of sodium alginate: A dual physical-chemical strategy for enhanced emulsion stabilization.

Food chemistry·2026
Same author

Intelligent three-dimensional imaging in pathology: Applications and developments.

Chinese medical journal·2026
Same author

3D Bioprinting of Bio-orthogonally Cross-Linked Microporous Scaffolds Using Monodisperse Hydrogel Microparticles Enables Mechanotransduction Analysis.

Analytical chemistry·2026
Same author

pH-responsive alginate-inulin composite hydrogels incorporating pollen exine capsules for oral protein delivery: Structural characterization and controlled release mechanism.

International journal of biological macromolecules·2026
Same author

Glycine-amidated pectin-mediated network formation in wheat noodle dough: From molecular pre-structuring to cooking performance.

Food chemistry·2026

Related Experiment Video

Updated: May 30, 2026

Microfabrication of Implantable Optics Integrated in a Microstructured Imaging Window for Advanced In Vivo Imaging
07:14

Microfabrication of Implantable Optics Integrated in a Microstructured Imaging Window for Advanced In Vivo Imaging

Published on: April 11, 2025

Discretely tunable optofluidic compound microlenses.

Peng Fei1, Zi He, Chunhong Zheng

  • 1College of Engineering, and Biodynamic Optical Imaging Center (BIOPIC), Peking University, Beijing 100871, China.

Lab on a Chip
|July 30, 2011
PubMed
Summary

Researchers developed a new method for creating high zoom-ratio optofluidic compound microlenses. This innovative technique allows for precise focal length tuning, enabling advanced imaging and sensing applications.

More Related Videos

Lensless Fluorescent Microscopy on a Chip
11:23

Lensless Fluorescent Microscopy on a Chip

Published on: August 17, 2011

Fabrication and Testing of Microfluidic Optomechanical Oscillators
09:10

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Published on: May 29, 2014

Related Experiment Videos

Last Updated: May 30, 2026

Microfabrication of Implantable Optics Integrated in a Microstructured Imaging Window for Advanced In Vivo Imaging
07:14

Microfabrication of Implantable Optics Integrated in a Microstructured Imaging Window for Advanced In Vivo Imaging

Published on: April 11, 2025

Lensless Fluorescent Microscopy on a Chip
11:23

Lensless Fluorescent Microscopy on a Chip

Published on: August 17, 2011

Fabrication and Testing of Microfluidic Optomechanical Oscillators
09:10

Fabrication and Testing of Microfluidic Optomechanical Oscillators

Published on: May 29, 2014

Area of Science:

  • Optofluidics
  • Microlens fabrication
  • Materials science

Background:

  • Traditional microlenses often have fixed focal lengths, limiting their adaptability.
  • Optofluidic devices offer tunable optical properties but require precise control mechanisms.
  • Poly(dimethylsiloxane) (PDMS) is a versatile material for microfluidic applications.

Purpose of the Study:

  • To develop a novel method for fabricating high zoom-ratio optofluidic compound microlenses.
  • To demonstrate precise and rapid tuning of microlens focal length.
  • To explore potential applications in portable microscopy, bio-sensing, and laser configuration.

Main Methods:

  • Fabrication of a multi-layer microlens structure using poly(dimethylsiloxane).
  • Self-alignment of biconvex and plano-concave deformable lens layers.
  • Utilizing refractive index contrast via controlled liquid filling and independent pneumatic valves for precise focal length adjustment.

Main Results:

  • Successfully fabricated high zoom-ratio optofluidic compound microlenses.
  • Achieved rapid and precise tuning of focal length from centimeters to sub-millimeters.
  • Demonstrated accurate and consistent liquid displacement using digitally controlled pneumatic valves.

Conclusions:

  • The developed optofluidic microlens system offers a novel approach to tunable optics.
  • The precise control over focal length opens possibilities for advanced portable imaging and sensing.
  • The technology shows significant potential for integration into various optical and bio-photonic systems.