--- title: View of Field | The QUEL Team description: QUEL Imaging's observations of challenges with in vivo fluorescence imaging. How can phantoms and reference targets be used to advance the field? --- [Skip to content](https://blog.quelimaging.com/author/quel/page/1#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 [![QUEL Imaging's custom FluoViz imaging system showing an ICG coin](https://blog.quelimaging.com/hubfs/1771359678578-jpeg.jpeg)](https://blog.quelimaging.com/fluoviz-pt3) [imageguidedsurgery](https://blog.quelimaging.com/tag/imageguidedsurgery) ### [Building a Fluorescence Imaging System - Part 3: Camera Selection](https://blog.quelimaging.com/fluoviz-pt3) ![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) Camera sensor selection is one of the most critical decisions in fluorescence imaging system... [Read more](https://blog.quelimaging.com/fluoviz-pt3) [![Graphic depicting a CAD model and prototype of the fluorescence imaging demo system. ](https://blog.quelimaging.com/hubfs/FluoVizThumbnail.png)](https://blog.quelimaging.com/fluoviz-pt2) [ICG](https://blog.quelimaging.com/tag/icg) ### [Building a Fluorescence Imaging System: Part 2 - System Design](https://blog.quelimaging.com/fluoviz-pt2) ![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) We discussed previously how we settled on a design concept for our demo imaging system. To recap,... [Read more](https://blog.quelimaging.com/fluoviz-pt2) [![NIR Fluorescence image of the QUEL Imaging logo 3D-printed into a custom phantom. ](https://blog.quelimaging.com/hubfs/CoinCover_example_Inferno.jpg)](https://blog.quelimaging.com/fluoviz-pt1) [imageguidedsurgery](https://blog.quelimaging.com/tag/imageguidedsurgery) ### [Building a Fluorescence Imaging System: Part 1 - User Needs](https://blog.quelimaging.com/fluoviz-pt1) ![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) At QUEL Imaging, we help teams build, optimize, and verify their fluorescence imaging systems for... [Read more](https://blog.quelimaging.com/fluoviz-pt1) [![Diagram of photon paths in tissue model](https://blog.quelimaging.com/hubfs/Screenshot%202025-11-14%20at%2010.59.00%20AM.png)](https://blog.quelimaging.com/monte-carlo-overview) [concepts](https://blog.quelimaging.com/tag/concepts) ### [Photon Transport Simulations with Monte Carlo: A Practical Guide for Medical Device Designers](https://blog.quelimaging.com/monte-carlo-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) Designing an optical sensor for medical devices often feels like educated guesswork. You know your... [Read more](https://blog.quelimaging.com/monte-carlo-overview) [![Alberto Ruiz, PhD (CTO & co-founder, QUEL Imaging)](https://blog.quelimaging.com/hubfs/AlbertoRuiz.gif)](https://blog.quelimaging.com/2025-11-phantoms-in-fgs) [fluorescenceimaging](https://blog.quelimaging.com/tag/fluorescenceimaging) ### [Dive Into Fluorescence-Guided Surgery: Highlights From OPTICA's Optical Phantom Webinar Series](https://blog.quelimaging.com/2025-11-phantoms-in-fgs) ![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) Fluorescence-guided surgery (FGS) continues to shape the future of precision medicine, and... [Read more](https://blog.quelimaging.com/2025-11-phantoms-in-fgs) [![Maple syrup samples under UV light](https://blog.quelimaging.com/hubfs/Screenshot%202025-11-03%20at%204.08.06%20PM.png)](https://blog.quelimaging.com/maple-syrup) [fluorescenceimaging](https://blog.quelimaging.com/tag/fluorescenceimaging) ### [Optical Properties in Action - Maple Syrup](https://blog.quelimaging.com/maple-syrup) ![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) The official Flavor of Vermont is Maple, and our State Tree is the Sugar Maple. There’s a friendly... [Read more](https://blog.quelimaging.com/maple-syrup) [![Q-S Optiblox Product Demonstration illuminated with red and green lasers](https://blog.quelimaging.com/hubfs/Screenshot%202025-10-24%20at%2012.19.11%20PM.png)](https://blog.quelimaging.com/optiblox-qs-overview) [optical properties](https://blog.quelimaging.com/tag/optical-properties) ### [Soft Tissue Phantoms for Medical Device Development: Unlocking Tissue Compliance](https://blog.quelimaging.com/optiblox-qs-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 press a pulse oximeter against your finger, the tissue deforms. When a surgeon navigates... [Read more](https://blog.quelimaging.com/optiblox-qs-overview) [![QUEL Imaging's Skin Tone Multi-material Phantom](https://blog.quelimaging.com/hubfs/Screenshot%202025-10-27%20at%209.37.18%20AM.png)](https://blog.quelimaging.com/optiblox-qx-overview) [optical properties](https://blog.quelimaging.com/tag/optical-properties) ### [Heterogeneous Optical Tissue Phantoms using Multi-Material Manufacturing](https://blog.quelimaging.com/optiblox-qx-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) Traditional optical phantoms have limitations. They're homogeneous blocks of material with uniform... [Read more](https://blog.quelimaging.com/optiblox-qx-overview) [![Conceptual schematic of photon time-of-flight detection](https://blog.quelimaging.com/hubfs/undefined-Oct-17-2025-08-58-57-2454-PM.png)](https://blog.quelimaging.com/tof-intro) [concepts](https://blog.quelimaging.com/tag/concepts) ### [Photon Time-of-Flight Measurements for Tissue Optical Properties](https://blog.quelimaging.com/tof-intro) ![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 light travels through air or space, it moves unimaginably fast—circling the Earth about seven... [Read more](https://blog.quelimaging.com/tof-intro) [![Animation illustrating optical transmission, scattering, and absorption in a tissue-mimicking sample. ](https://blog.quelimaging.com/hubfs/undefined-Oct-13-2025-08-15-15-8067-PM.png)](https://blog.quelimaging.com/iad-overview) [concepts](https://blog.quelimaging.com/tag/concepts) ### [Inverse-Adding-Doubling Algorithm: Translating measurements into models](https://blog.quelimaging.com/iad-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) We discussed before how raw reflectance and transmittance spectra provide a story of a photon's... [Read more](https://blog.quelimaging.com/iad-overview) First Prev [1](https://blog.quelimaging.com) [2](https://blog.quelimaging.com/author/quel/page/2) [Next](https://blog.quelimaging.com/author/quel/page/2) [Last](https://blog.quelimaging.com/author/quel/page/2) [![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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