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Search Results for: Image Analysis (233)

How to Form an Image with an Optical Lens Setup

Although a common misconception, individual optical lenses do not always form an image when the object plane is placed a focal length away from the lens.

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Ghost Image

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Image Circle

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Can I use an illuminator alone to affect the spectral contrast of my image?

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Microscopy and the Analysis of a Trichrome Stain

Imaging biological materials can be extremely difficult. Masson's trichrome stain helps differentiate components of cells from their surrounding tissues.

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Image Capture Board (Frame Grabber)

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Image Acquisition Optimization (画像取得の最適化)

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Stability of Captured Image and High Durability of Machine Vision Lens (撮像の安定性とマシンビジョンレンズの高耐久化)

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How do I calculate my working distance after my image is reflected from a right angle prism?

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If I'm using a digital camera do I still need an image capture board (frame grabber)?

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What is a video micrometer?

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How does a schlieren testing system work?

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Using optical filters to enhance image contrast

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What's New In Optical Coatings: Applications in Life Sciences

Join Stephan Briggs, Biomedical Engineer at Edmund Optics, as he discusses tips for verifying filter performance.

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Next generation image sensors: Are suppliers ready to meet growing customer expectations?

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HIGH-SPEED IMAGING: Choosing components to image intracellular signals

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Optical Microscopy Application: Darkfield Illumination

Darkfield illumination is the opposite of brightfield illumination. Find out how darkfield differs from brightfield in optical microscopy at Edmund Optics.

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Machine Vision Image Acquisition Optimization (机器视觉图像采集优化方法)

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5 Considerations for the Mechanical Design, Assembly, and Alignment of Optical Systems

Are you designing an optical system? Be sure to review these 5 considerations relating to mechanical design, assembly, and alignment at Edmund Optics.

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Comparison of Optical Aberrations

Trying to understand optical aberrations? Check out how to identify aberrations and view examples at Edmund Optics.

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Cinema Lenses, The Age of Streaming, and Aspheres

Cinema lenses designed to create content tailored for online streaming utilize aspheres to shoot with a shallow depth of field while maintaining quality.

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Lens Performance Curves

Are you trying to measure the performance of your lens? Although this can be a difficult task, there are curves that can help. Read more at Edmund Optics.

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The Modulation Transfer Function (MTF)

MTF curves allow you to compare the performance of multiple lenses at the same time. To find out how MTF curves are beneficial, read more at Edmund Optics.

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Choosing the Correct Test Target

Do you have a question about test targets? Find out how to choose the correct test target for your system along with application examples at Edmund Optics.

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Testing and Targets

Discover the different types of testing targets and their ideal applications, advantages, limitations, equations, and examples at Edmund Optics.

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Relative Illumination, Roll-Off, and Vignetting

In order to understand vignetting, it is important to understand sensor sizes, formats, and roll-off and relative illumination. Find out more at Edmund Optics.

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How I do select the correct testing target for my electronic imaging system (camera & lens)?

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Laser Damage Threshold Testing

Testing laser induced damage threshold (LIDT) is not standardized, so understanding how your optics were tested is critical for predicting performance.

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Geometrical Optics 101: Paraxial Ray Tracing Calculations

Do you use ray tracing on a regular basis? Learn more about the calculations aspect, along with steps and software at Edmund Optics.

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Infinite Conjugate Tube Length

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