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

Determination of Crystal Structures01:29

Determination of Crystal Structures

In the late 1800s, the revelation that light extended beyond visible wavelengths led to the discovery of X-rays by Wilhelm Roentgen. Recognized as high-energy electromagnetic radiation with short wavelengths, X-rays prompted exploration into their interaction with crystals. Max von Laue proposed in 1912 that the periodic arrangement of atoms, ions, or molecules in crystals would cause them to diffract X-rays, a hypothesis confirmed through experiments with copper sulfate and zinc sulfide...
Three-Dimensional Microscopy in Microbiology01:28

Three-Dimensional Microscopy in Microbiology

Three-dimensional imaging techniques are essential in cell biology, allowing researchers to visualize intricate cellular structures with high resolution. Two prominent methods, Differential Interference Contrast Microscopy (DIC) and Confocal Scanning Laser Microscopy (CSLM), provide distinct advantages for imaging live and thick specimens, respectively.Differential Interference Contrast MicroscopyDIC microscopy enhances contrast in transparent, unstained samples by converting phase...
Flame Photometry: Lab01:16

Flame Photometry: Lab

In a flame photometer, when a solution like potassium chloride is aspirated into the flame, the solvent evaporates, leaving behind dehydrated salt. This salt dissociates into free gaseous atoms in their ground state. Some of these atoms absorb energy from the flame, leading to their excitation. The excited atoms return to the ground state, emitting photons at characteristic wavelengths. Because only electronic transitions are involved, the resulting emission lines are very narrow. The intensity...

You might also read

Related Articles

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

Sort by
Same author

Root Canal Treatment After Fixed Prosthodontic Restorations: A Retrospective Observational Study.

Journal of clinical medicine·2026
Same author

Partial restoration of fracture resistance in mandibular molars: A comparative study of Bio MTA+ and calcium-enriched mixture for furcal perforation repair.

Journal of applied biomaterials & functional materials·2026
Same author

Selective effect of atmospheric non-thermal plasma on resin cement shear bond strength to glass ceramics.

BMC oral health·2026
Same author

Effect of Dual Rinse HEDP on the push-out bond strength of AH Plus and AH Plus Bioceramic sealers: an in vitro study.

BMC oral health·2026
Same author

Effect of gutta-percha cone-mediated ultrasonic activation on the push-out bond strength and dentinal tubule penetration of epoxy resin- and silicate-based root canal sealers: an in vitro study.

BMC oral health·2025
Same author

Comparison of Anxiety Levels with Salivary Cortisol Levels in Patients Undergoing Endodontic and Restorative Treatment.

Medical principles and practice : international journal of the Kuwait University, Health Science Centre·2025

Related Experiment Video

Updated: Jun 20, 2026

Expedited Radiation Biodosimetry by Automated Dicentric Chromosome Identification (ADCI) and Dose Estimation
10:33

Expedited Radiation Biodosimetry by Automated Dicentric Chromosome Identification (ADCI) and Dose Estimation

Published on: September 4, 2017

Could digital imaging be an alternative for digital colorimeters?

Alper Caglar1, Kivanc Yamanel, Kamran Gulsahi

  • 1Faculty of Dentistry, Department of Prosthetic Dentistry, Başkent University, Ankara, Turkey.

Clinical Oral Investigations
|August 19, 2009
PubMed
Summary

Digital imaging offers a viable alternative to colorimeters for evaluating dental shade guides. While L* and b* values correlate highly, variations in composite shade guides may impact accuracy, necessitating controlled conditions for reliable results.

More Related Videos

Using Digital Image Correlation to Characterize Local Strains on Vascular Tissue Specimens
09:29

Using Digital Image Correlation to Characterize Local Strains on Vascular Tissue Specimens

Published on: January 24, 2016

Applying Hyperspectral Reflectance Imaging to Investigate the Palettes and the Techniques of Painters
07:05

Applying Hyperspectral Reflectance Imaging to Investigate the Palettes and the Techniques of Painters

Published on: June 18, 2021

Related Experiment Videos

Last Updated: Jun 20, 2026

Expedited Radiation Biodosimetry by Automated Dicentric Chromosome Identification (ADCI) and Dose Estimation
10:33

Expedited Radiation Biodosimetry by Automated Dicentric Chromosome Identification (ADCI) and Dose Estimation

Published on: September 4, 2017

Using Digital Image Correlation to Characterize Local Strains on Vascular Tissue Specimens
09:29

Using Digital Image Correlation to Characterize Local Strains on Vascular Tissue Specimens

Published on: January 24, 2016

Applying Hyperspectral Reflectance Imaging to Investigate the Palettes and the Techniques of Painters
07:05

Applying Hyperspectral Reflectance Imaging to Investigate the Palettes and the Techniques of Painters

Published on: June 18, 2021

Area of Science:

  • Dental Materials Science
  • Colorimetry
  • Digital Imaging in Dentistry

Background:

  • Accurate shade selection is crucial in restorative dentistry.
  • Traditional colorimeters and digital imaging are used to assess dental shade guides.
  • Illuminant color temperature can influence color perception and measurement.

Purpose of the Study:

  • To compare color parameter measurements of composite and ceramic dental shade guides using a colorimeter and digital imaging.
  • To evaluate the effect of different illuminant color temperatures on these measurements.
  • To determine the correlation between the two measurement methods.

Main Methods:

  • Evaluated two composite and two ceramic shade guides under three color temperatures (2,700 K, 2,700-6,500 K, 6500 K).
  • Obtained CIE Lab values using a digital camera and a dental colorimeter (ShadeEye NCC).
  • Analyzed data using two-way ANOVA and Pearson's correlation.

Main Results:

  • L* values were unaffected by color temperature but were significantly lower with the colorimeter than digital imaging.
  • a* values showed no significant difference between methods at 2,700-6,500 K.
  • High correlations were found for L* and b* values between methods; a* correlation was high except for one composite guide.

Conclusions:

  • Digital imaging can be a reliable alternative to colorimeters for dental shade guides.
  • Consistent results depend on controlled object-camera distance, camera settings, and illumination.
  • Variations within composite shade guides may influence the correlation between measurement methods.