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Photon etc.

Canadian photonics company developing infrared cameras, tunable optical filters, hyperspectral imaging systems, and scientific spectroscopy instruments.

Last updated August 25, 2026

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Overview

Photon etc. is a Montreal-based Canadian photonics and scientific-instrument company whose products combine optical filtering, imaging, and spectroscopy. The company is best known for systems built around volume Bragg grating technology, a form of wavelength-selective optical element that can be tuned by changing the grating angle. This technology enables narrow-band filtering, tunable laser generation, hyperspectral imaging, and related measurement applications. The company originated as a spin-off associated with the California Institute of Technology. Its early technical focus grew from work by Sébastien Blais-Ouellette on narrow-band tunable imaging filters intended to support the detection of hydroxyl groups in Earth’s atmosphere. That work led to a patented volume Bragg grating approach and provided the basis for the company’s commercial product development. Photon etc. was initially established at the J.-Armand Bombardier incubator of the Université de Montréal, where it had access to laboratory infrastructure and nearby academic researchers. After approximately five years, it moved to its current Montreal location at the Campus des technologies de la santé in the Rosemont district. Photon etc.’s portfolio includes hyperspectral cameras and imaging platforms, tunable bandpass filters, tunable laser sources, and low-noise infrared cameras. Its hyperspectral systems acquire spatial and spectral information together, producing data cubes in which two dimensions represent the scene and a third represents wavelength. Depending on the instrument and application, measurements can be performed across visible, near-infrared, and short-wave infrared ranges. The company’s global-imaging approach captures a broad field at once rather than reconstructing an image point by point, which is useful for microscopy, materials analysis, and industrial inspection. The company serves academic and industrial users. Documented application areas include photovoltaic research, semiconductor and nanomaterial characterization, life-science and biomedical imaging, astronomy-related instrument calibration, mining and mineral identification, agriculture, food inspection, and chemical or security screening. Its infrared cameras use mercury cadmium telluride focal-plane-array technology and are intended for low-light measurements, spectroscopy, astronomy, quality control, and sorting. Its tunable laser systems can pair a broadband or supercontinuum source with a Bragg-grating filter to produce quasi-monochromatic output over a broad wavelength range. Photon etc. has also participated in collaborations and created or supported spin-off activities in adjacent fields. The reference material identifies Photonic Knowledge in mining exploration, Nüvü Cameras in electron-multiplying CCD cameras, and Optina Diagnostics in retinal imaging. In June 2015, the company launched Photon Nano, a division focused on Raman, fluorescence, and plasmonic labels synthesized by research laboratories, particularly for multiplexed cellular-imaging applications. The company has been associated with Canadian and international technology awards and recognition, including finalist and winner positions identified in the available reference material. Publicly available material describes a relatively small Canadian workforce and a research-driven operating model, but does not provide sufficiently current information to state present employee numbers, revenue, ownership, or detailed corporate financials. Photon etc. remains positioned as a specialist supplier of advanced optical instrumentation for researchers, engineers, and industrial users requiring spectrally resolved imaging or high-performance wavelength selection.

History

Photon etc. was established in 2003 as a Canadian photonics spin-off connected with the California Institute of Technology. Its founding technology emerged from Sébastien Blais-Ouellette’s work on narrow-band tunable filters for atmospheric hydroxyl detection. The research resulted in a patented volume Bragg grating technology, which became the foundation for the company’s wavelength-selective optical products. The company’s first operating base was the J.-Armand Bombardier incubator at the Université de Montréal. The incubator provided laboratory infrastructure and placed the business close to academic researchers and potential collaborators. After roughly five years, Photon etc. relocated to the Campus des technologies de la santé in Montreal’s Rosemont district, where it continued developing and manufacturing specialized optical instruments. Volume Bragg gratings are made using photo-thermo-refractive glass containing a periodic refractive-index structure. When incoming light meets the grating at the appropriate angle, a selected wavelength is diffracted according to the Bragg condition; other wavelengths pass through with much less interaction. By controlling the angle, the optical system can select different wavelengths. The technology can be configured for tunable filters and can also be used with broadband or supercontinuum laser sources to create tunable, narrow-band illumination. Photon etc. commercialized this platform in several forms. Its hyperspectral imaging systems combine imaging and spectroscopy by collecting a sequence of narrow spectral bands and assembling them into a three-dimensional data cube containing spatial and wavelength information. The company’s global-imaging method records a large field of view simultaneously, rather than scanning one point at a time. This supports non-destructive analysis in microscopy, materials research, photovoltaic testing, life science, and industrial inspection. The company also developed tunable filters with strong out-of-band rejection for visible and near-infrared applications, tunable laser sources covering a broad spectral range, and low-noise infrared cameras sensitive from approximately 850 to 2,500 nanometres. These cameras and instruments have been described for astronomy, spectroscopy, quality control, and sorting. Scientific applications include photoluminescence and electroluminescence mapping of solar cells, Raman analysis of semiconductors, characterization of nanomaterials, and imaging of biological structures or labels. Photon etc. expanded its activities through collaborations, patents, and related spin-off companies. The available reference identifies Photonic Knowledge as an initiative associated with mining exploration, Nüvü Cameras with EMCCD camera technology, and Optina Diagnostics with retinal imaging. In June 2015, Photon etc. launched Photon Nano, a division offering Raman, fluorescence, and plasmonic labels produced by top research laboratories. These labels were intended mainly for multiplexed cellular-imaging work. The company has received or been shortlisted for several forms of recognition, including Québec technology and entrepreneurship awards, a Canadian French Chamber of Commerce recognition, an Armand-Frappier Foundation emerging-company award, and Prism Award recognition. The available sources do not establish current ownership, financial performance, leadership beyond the founder, or a complete present-day product catalogue. Its documented business identity is that of a privately held Canadian developer and manufacturer of advanced optical and spectroscopic instrumentation for academic, scientific, and industrial users.

  • 2015

    Photon Nano launched

    [1]

    Photon etc. introduced Photon Nano, a division focused on Raman, fluorescence, and plasmonic labels for multiplexed cellular imaging.

  • 2003

    Company founded

    [1]

    Photon etc. was founded as a photonics spin-off associated with the California Institute of Technology, with Sébastien Blais-Ouellette identified as founder.

  • Initial incubation at Université de Montréal

    [1]

    The company began at the J.-Armand Bombardier incubator of the Université de Montréal, using its infrastructure and proximity to researchers.

  • Move to the Campus des technologies de la santé

    [1]

    After about five years, Photon etc. moved to its Montreal facility in the Rosemont district.

Products and positioning

Specialist photonics and scientific-instrument provider focused on volume Bragg grating technology, spectrally resolved imaging, tunable light sources, infrared detection, and advanced materials or life-science measurement.

  • Scientific imaging

    Hyperspectral imaging systems

    Photon etc.’s hyperspectral platforms combine spatial imaging with spectral measurement. They acquire narrow wavelength bands and assemble the results into hyperspectral data cubes. The company’s global-imaging approach captures a broad field of view simultaneously, supporting non-destructive analysis in microscopy, photovoltaic testing, semiconductor research, nanomaterials, biomedical studies, mining, agriculture, and industrial inspection.

  • Optical components

    Tunable optical filters

    These filters use volume Bragg gratings to select wavelengths by adjusting the grating angle. The technology is described for visible and near-infrared operation, with strong rejection of out-of-band light and high optical density. Such filters can be used in imaging instruments, spectroscopy systems, laser-line selection, and optical characterization.

  • Scientific light sources

    Tunable laser sources

    Photon etc. couples Bragg-grating filtering with broadband or supercontinuum laser sources to produce quasi-monochromatic output that can be tuned over a wide spectral range. The sources are suited to spectroscopy, steady-state and lifetime experiments, instrument calibration, and characterization of optical filters or astronomical instruments.

  • Scientific cameras

    Infrared cameras

    The company develops low-noise infrared cameras using mercury cadmium telluride focal-plane arrays. The documented sensitivity range extends approximately from 850 to 2,500 nanometres. Applications include faint-flux measurement, astronomy, spectroscopy, quality control, and sorting.

  • Nanotechnology and life-science materials · 2015

    Photon Nano labels

    Photon Nano was introduced as a division supplying Raman, fluorescence, and plasmonic labels synthesized by leading research laboratories. The labels were intended primarily for multiplexed cellular-imaging applications.

Sources2 sources

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