Ring Light Imaging
Ring Light Imaging - Related Videos
13:24
Immunohistochemistry and Immunocytochemistry: Tissue Imaging via Light Microscopy
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2023
Source: Michael S. Lee1 and Tonya J. Webb1 1 Department of Microbiology and Immunology, University of Maryland School of Medicine and the Marlene and Stewart Greenebaum Comprehensive Cancer Center, Baltimore, Maryland 21201 Immunohistochemistry (IHC) and immunocytochemistry (ICC) are techniques used to visualize the expression and localization of specific antigens using antibodies. The first published use of IHC was in 1941 when Albert Coons used the technique to visualize the presence of...
07:07
4D Light-sheet Imaging of Zebrafish Cardiac Contraction
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Cited by 8 •
2024
This protocol utilizes light-sheet imaging to investigate cardiac contractile function in zebrafish larvae and gain insights into cardiac mechanics through cell tracking and interactive analysis.
13:01
Using Light Sheet Fluorescence Microscopy to Image Zebrafish Eye Development
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Cited by 60 •
2016
Light sheet fluorescence microscopy is an excellent tool for imaging embryonic development. It allows recording of long time-lapse movies of live embryos in near physiological conditions. We demonstrate its application for imaging zebrafish eye development across wide spatio-temporal scales and present a pipeline for fusion and deconvolution of multiview datasets.
08:08
Major Components of the Light Microscope
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2008
The light microscope is a basic tool for the cell biologist, who should have a thorough understanding of how it works, how it should be aligned for different applications, and how it should be maintained as required to obtain maximum image-forming capacity and resolution. The components of the microscope are described in detail here.
05:58
Light-Sheet Imaging to Reveal Cardiac Structure in Rodent Hearts
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Cited by 9 •
2024
The protocol utilizes advanced light-sheet microscopy along with adapted tissue clearing methods to investigate intricate cardiac structures in rodent hearts, holding great potential for the understanding of cardiac morphogenesis and remodeling.
FAQs
Multiple illumination directions distribute light across the specimen’s surface, reducing harsh shadows that could obscure small morphological features. This more even exposure helps reveal external structures consistently rather than emphasizing only the side facing a single light source. For developmental biology, the result is clearer documentation of shape and surface changes across embryos, larvae, tissues, or other small specimens.
Reflective surfaces can produce strong highlights when light reaches them from several directions, reducing the visibility of underlying features. Adjusting brightness or repositioning the light changes how those reflections appear in the image. These adjustments help preserve useful surface information while maintaining the more uniform illumination needed to compare developmental specimens across images or stages.
Consistent illumination reduces image differences caused by changing shadows or uneven exposure, making observed changes more likely to reflect the specimen rather than the lighting. This is especially important in developmental series, where embryos, larvae, or tissues may be photographed repeatedly. More comparable images support time-lapse review, image analysis, and quantitative assessment of developmental phenotypes.
Begin by considering both the ring light’s brightness and its position relative to the specimen and camera. If reflections dominate the image, modify one of these settings until surface features remain visible. The goal is not simply maximum brightness, but illumination that reduces distracting highlights while preserving consistent exposure for later comparisons.
The method can support imaging of embryos, larvae, tissues, and other small specimens when researchers need to document morphology, growth, or structural changes. Its value extends across developmental stages because the same type of even illumination can make images easier to compare. This supports visual records as well as subsequent image-based evaluation of developmental phenotypes.
By producing more consistent illumination, the technique can improve the comparability of images used for image analysis. Researchers can then examine morphological features, growth, and structural changes with less interference from variable shadows or exposure. In developmental biology, this consistency helps quantitative assessment focus more directly on phenotype differences across specimens or developmental stages.