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

pH Scale02:41

pH Scale

79.1K
Hydronium and hydroxide ions are present both in pure water and in all aqueous solutions, and their concentrations are inversely proportional as determined by the ion product of water (Kw). The concentrations of these ions in a solution are often critical determinants of the solution’s properties and the chemical behaviors of its other solutes. Two different solutions can differ in their hydronium or hydroxide ion concentrations by a million, billion, or even trillion times. A common means of...
79.1K
Quality of Water01:19

Quality of Water

516
In concrete preparation, the quality of water is paramount as it affects the strength and durability of the concrete. Potable water is usually preferred; however, it must not have excessive sodium or potassium to prevent compromising the concrete's integrity. Water quality is typically evaluated based on impurities such as dissolved solids, chlorides, and sulfates, and its pH value is ideally between 6 and 8. Even slightly acidic natural water may be acceptable unless it contains harmful...
516
Quality Control01:05

Quality Control

1.4K
Quality control is one of the three cyclical quality assurance activities that help keep a system under statistical control. Typical quality control activities include creating quality control charts, conducting proficiency testing, and documenting and archiving results.
Quality control helps track data, visualize trends, and identify variations, making it easier to detect deviations that may affect the accuracy of an analysis. One way to do this is by generating a quality control chart, which...
1.4K
Quality Assurance01:19

Quality Assurance

1.1K
Quality assurance is the overarching term used to describe the activities employed to ensure the proper performance of a system. These activities can be classified into three categories: quality control, quality assessment, and internal corrective measures. Typically, these activities work cyclically: quality control is performed before and during the analysis, while quality assessment occurs during and after the investigation. Internal corrective measures are implemented based on the findings...
1.1K
Scaling01:26

Scaling

582
In designing and analyzing filters, resonant circuits, or circuit analysis at large, working with standard element values like 1 ohm, 1 henry, or 1 farad can be convenient before scaling these values to more realistic figures. This approach is widely utilized by not employing realistic element values in numerous examples and problems; it simplifies mastering circuit analysis through convenient component values. The complexity of calculations is thereby reduced, with the understanding that...
582
Pulse amplitude and quality01:17

Pulse amplitude and quality

3.1K
Pulse amplitude is a crucial indicator of cardiac health because it provides valuable insights into the strength of left ventricular contractions and the overall uniformity of blood circulation within the vasculature. The strength of the pulse is directly related to the force with which the heart contracts and the volume of blood being pumped.
A weak or absent pulse may indicate reduced cardiac output or poor left ventricular contraction, which can be signs of cardiovascular dysfunction or...
3.1K

You might also read

Related Articles

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

Sort by
Same author

Determination of mode strengths in channel waveguide from the complex electric field.

Scientific reports·2024
Same author

3D Printed Lenses for Vertical Beam Collimation of Optical Phased Arrays.

3D printing and additive manufacturing·2024
Same author

Additive manufacturing of double-sided centimeter-scale optics.

Optics express·2024
Same author

Reduction formula for cross-spectral purity of nonstationary light fields.

Journal of the Optical Society of America. A, Optics, image science, and vision·2023
Same author

Efficacy and safety of <i>Lacticaseibacillus paracasei</i> Lpc-37® in students facing examination stress: A randomized, triple-blind, placebo-controlled clinical trial (the ChillEx study).

Brain, behavior, & immunity - health·2023
Same author

Feasibility of neural network metamodels for emulation and sensitivity analysis of radionuclide transport models.

Scientific reports·2023
Same journal

Denoising algorithm of Φ-OTDR systems based on adaptive fractional wavelet transform denoising.

Optics express·2026
Same journal

Millisecond photon-to-photon latency and high-speed volumetric projection system for optogenetics.

Optics express·2026
Same journal

Polarization-encoded coaxial structured light for high-precision 3D surface profilometry.

Optics express·2026
Same journal

Discrete freeform optical design based on collaborative optimization of point cloud and local normals.

Optics express·2026
Same journal

Ultrafast ghost imaging with 25 GHz speckle switching and wavelength-division multiplexing.

Optics express·2026
Same journal

Atomic vapor cells fabricated by femtosecond laser welding of standard-optical-quality glass.

Optics express·2026
See all related articles

Related Experiment Video

Updated: Jan 25, 2026

Author Spotlight: Real-Time Imaging of Bonding in 3D-Printed Layers
04:36

Author Spotlight: Real-Time Imaging of Bonding in 3D-Printed Layers

Published on: September 1, 2023

3.9K

Imaging-quality 3D-printed centimeter-scale lens.

Bisrat G Assefa, Markku Pekkarinen, Henri Partanen

    Optics Express
    |May 5, 2019
    PubMed
    Summary
    This summary is machine-generated.

    We achieved high-resolution 3D printing of imaging lenses using modified ink-jet technology. Our printed singlet lens demonstrates excellent surface quality and imaging performance without polishing.

    More Related Videos

    3D Printing - Evaluating Particle Emissions of a 3D Printing Pen
    06:44

    3D Printing - Evaluating Particle Emissions of a 3D Printing Pen

    Published on: October 9, 2020

    9.1K
    Generation of Tissue Spheroids via a 3D Printed Stamp-Like Device
    06:39

    Generation of Tissue Spheroids via a 3D Printed Stamp-Like Device

    Published on: October 6, 2022

    2.4K

    Related Experiment Videos

    Last Updated: Jan 25, 2026

    Author Spotlight: Real-Time Imaging of Bonding in 3D-Printed Layers
    04:36

    Author Spotlight: Real-Time Imaging of Bonding in 3D-Printed Layers

    Published on: September 1, 2023

    3.9K
    3D Printing - Evaluating Particle Emissions of a 3D Printing Pen
    06:44

    3D Printing - Evaluating Particle Emissions of a 3D Printing Pen

    Published on: October 9, 2020

    9.1K
    Generation of Tissue Spheroids via a 3D Printed Stamp-Like Device
    06:39

    Generation of Tissue Spheroids via a 3D Printed Stamp-Like Device

    Published on: October 6, 2022

    2.4K

    Area of Science:

    • Optics and Photonics
    • Additive Manufacturing
    • Materials Science

    Background:

    • Manufacturing imaging-quality optics with 3D printing faces challenges due to stringent surface shape and roughness tolerances.
    • Traditional methods for producing high-precision optical components are often complex and costly.

    Purpose of the Study:

    • To demonstrate the feasibility of 3D printing imaging-quality optics using a novel approach.
    • To characterize the surface quality and imaging performance of 3D-printed lenses.

    Main Methods:

    • Utilized Print optical Technology, a modified ink-jet printing process.
    • Manufactured a singlet lens with a 12-mm aperture diameter.
    • Evaluated surface profile deviation and RMS surface roughness.
    • Assessed imaging resolution in the visible region.

    Main Results:

    • Achieved a surface profile deviation of ±500 nm for the 3D-printed singlet lens.
    • Obtained an RMS surface roughness below 1 nm without post-printing polishing.
    • Demonstrated an imaging resolution of approximately 140 line pairs per millimeter (lp mm⁻¹) at a 100-mm focal length.

    Conclusions:

    • Print optical Technology enables the 3D printing of imaging-quality optics with high precision.
    • The developed method overcomes previous limitations in 3D printing optical components.
    • This advancement opens possibilities for rapid prototyping and manufacturing of custom optical elements.