--- title: View of Field | concepts (2) description: concepts | QUEL Imaging's observations of challenges with in vivo fluorescence imaging. How can phantoms and reference targets be used to advance the field? (2) --- [Skip to content](https://blog.quelimaging.com/tag/concepts/page/2#main-content) [![QUEL\_web\_logo-1](https://blog.quelimaging.com/hs-fs/hubfs/QUEL_web_logo-1.png?width=200&height=75&name=QUEL_web_logo-1.png)](https://www.QUELimaging.com) - [Home](https://blog.quelimaging.com) - [Products](https://shop.QUELimaging.com) - [Blog](https://blog.quelimaging.com) - [News](https://www.QUELimaging.com/news) - [About](https://www.quelimaging.com/about) - [Resources](https://shop.QUELimaging.com/Resources) Open main navigation Close main navigation - [Home](https://blog.quelimaging.com) - [Products](https://shop.QUELimaging.com) - [Blog](https://blog.quelimaging.com) - [News](https://www.QUELimaging.com/news) - [About](https://www.quelimaging.com/about) - [Resources](https://shop.QUELimaging.com/Resources) # View of Field ### Reflections on the field of *in vivo* fluorescence imaging [![Illustration of a general spectrophotometry configured with two integrating spheres. Most commercial spectrophotometers only contain one integrating sphere. ](https://blog.quelimaging.com/hubfs/undefined-Oct-13-2025-06-50-47-0324-PM.png)](https://blog.quelimaging.com/spectrophotometry-overview) [concepts](https://blog.quelimaging.com/tag/concepts) ### [Full-Spectrum Optical Measurements in Tissue and Phantoms](https://blog.quelimaging.com/spectrophotometry-overview) ![Picture of The QUEL Team](https://blog.quelimaging.com/hs-fs/hubfs/QUEL_Q.png?width=50&name=QUEL_Q.png) [The QUEL Team](https://blog.quelimaging.com/author/quel) If you're building an optical medical device (e.g., pulse oximeters, surgical guidance tools,... [Read more](https://blog.quelimaging.com/spectrophotometry-overview) [![Illustration of how green and red light will scatter and absorb differently in tissue. ](https://blog.quelimaging.com/hubfs/undefined-Oct-13-2025-05-56-25-7121-PM.png)](https://blog.quelimaging.com/light-tissue-interaction-overview) [concepts](https://blog.quelimaging.com/tag/concepts) ### [Light-Tissue Interactions in Optical Medical Devices](https://blog.quelimaging.com/light-tissue-interaction-overview) ![Picture of The QUEL Team](https://blog.quelimaging.com/hs-fs/hubfs/QUEL_Q.png?width=50&name=QUEL_Q.png) [The QUEL Team](https://blog.quelimaging.com/author/quel) When you're developing medical imaging systems, one of the biggest challenges is understanding how... [Read more](https://blog.quelimaging.com/light-tissue-interaction-overview) [![](https://blog.quelimaging.com/hubfs/CoinCover_example_Inferno.jpg)](https://blog.quelimaging.com/tips-tricks-developing-a-fluorescence-imaging-system) [fluorescenceimaging](https://blog.quelimaging.com/tag/fluorescenceimaging) ### [Tips & Tricks: Developing a fluorescence imaging system](https://blog.quelimaging.com/tips-tricks-developing-a-fluorescence-imaging-system) ![Picture of The QUEL Team](https://blog.quelimaging.com/hs-fs/hubfs/QUEL_Q.png?width=50&name=QUEL_Q.png) [The QUEL Team](https://blog.quelimaging.com/author/quel) Weak and noisy fluorescence images can kill user confidence in your medical device. Sometimes it’s... [Read more](https://blog.quelimaging.com/tips-tricks-developing-a-fluorescence-imaging-system) [![Image of three reference targets and overview text](https://blog.quelimaging.com/hubfs/QUEL_OpticalRef_Targets.png)](https://blog.quelimaging.com/key-tools-for-characterizing-fluorescence-imaging-systems) [concepts](https://blog.quelimaging.com/tag/concepts) ### [Key Tools for Characterizing Fluorescence Imaging Systems](https://blog.quelimaging.com/key-tools-for-characterizing-fluorescence-imaging-systems) ![Picture of Ethan LaRochelle](https://app.hubspot.com/settings/avatar/925081a77283a399dbd145b49b251212) [Ethan LaRochelle](https://blog.quelimaging.com/author/ethan) *A Look at Optical Reference Targets* For developers and users of fluorescence imaging systems,... [Read more](https://blog.quelimaging.com/key-tools-for-characterizing-fluorescence-imaging-systems) [![A graphic showing common tissue chromophores and their relative attenuation](https://blog.quelimaging.com/hubfs/TissueChromophores.png)](https://blog.quelimaging.com/why-tissue-composition-matters-in-fluorescence-imaging) [concepts](https://blog.quelimaging.com/tag/concepts) ### [Why Tissue Composition Matters in Fluorescence Imaging](https://blog.quelimaging.com/why-tissue-composition-matters-in-fluorescence-imaging) ![Picture of Ethan LaRochelle](https://app.hubspot.com/settings/avatar/925081a77283a399dbd145b49b251212) [Ethan LaRochelle](https://blog.quelimaging.com/author/ethan) *A Deeper Look into Light Interaction* In fluorescence-guided surgery and other medical imaging... [Read more](https://blog.quelimaging.com/why-tissue-composition-matters-in-fluorescence-imaging) [![Use of Phantoms for common applications](https://blog.quelimaging.com/hubfs/PhantomsOverview.png)](https://blog.quelimaging.com/tissue-optical-phantoms-essential-tools-for-advancing-fgs) [concepts](https://blog.quelimaging.com/tag/concepts) ### [Tissue Optical Phantoms: Essential Tools for Advancing FGS](https://blog.quelimaging.com/tissue-optical-phantoms-essential-tools-for-advancing-fgs) ![Picture of Ethan LaRochelle](https://app.hubspot.com/settings/avatar/925081a77283a399dbd145b49b251212) [Ethan LaRochelle](https://blog.quelimaging.com/author/ethan) Fluorescence-guided surgery (FGS) gives surgeons enhanced precision by illuminating specific... [Read more](https://blog.quelimaging.com/tissue-optical-phantoms-essential-tools-for-advancing-fgs) [![Fluorescence overlay of breast lumpectomy phantom](https://blog.quelimaging.com/hubfs/BreastPhantom_Screen_Blur-1.jpg)](https://blog.quelimaging.com/fluorescence-guided-surgery-enhancing-intraoperative-visualization) [concepts](https://blog.quelimaging.com/tag/concepts) ### [Fluorescence-Guided Surgery: Enhancing Intraoperative Visualization](https://blog.quelimaging.com/fluorescence-guided-surgery-enhancing-intraoperative-visualization) ![Picture of Ethan LaRochelle](https://app.hubspot.com/settings/avatar/925081a77283a399dbd145b49b251212) [Ethan LaRochelle](https://blog.quelimaging.com/author/ethan) > Over the next few months, we will provide a series of educational posts discussing broad concepts... [Read more](https://blog.quelimaging.com/fluorescence-guided-surgery-enhancing-intraoperative-visualization) [First](https://blog.quelimaging.com) [Prev](https://blog.quelimaging.com) [1](https://blog.quelimaging.com) [2](https://blog.quelimaging.com/tag/concepts/page/2) Next Last [![QUEL\_Q](https://blog.quelimaging.com/hs-fs/hubfs/QUEL_Q.png?width=100&height=102&name=QUEL_Q.png "QUEL_Q")](https://www.QUELimaging.com) QUEL Imaging aims to build an ecosystem to accelerate and standardize methods for clinical translation of in vivo optical imaging technologies. 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