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Sequoia is the OEM of the LISST series of laser, acoustic & holographic sensors used worldwide since 1995. Measuring particles? We have a solution for you.

Bellevue, WA
Joined October 2011
Photo by Sequoia Scientific, Inc. (@sequoiasci)Photo by Sequoia Scientific, Inc. (@sequoiasci)Photo by Sequoia Scientific, Inc. (@sequoiasci)Photo by Sequoia Scientific, Inc. (@sequoiasci)Photo by Sequoia Scientific, Inc. (@sequoiasci)Photo by Sequoia Scientific, Inc. (@sequoiasci)Photo by Sequoia Scientific, Inc. (@sequoiasci)Photo by Sequoia Scientific, Inc. (@sequoiasci)Photo by Sequoia Scientific, Inc. (@sequoiasci)Photo by Sequoia Scientific, Inc. (@sequoiasci)
We are proud to announce receipt of a grant to develop new #technology for monitoring the impact of #deepseamining. Currently, no instrument exists that can monitor the #environmentalimpact of the resulting #sediment plumes. Sequoia aims to fill that need. bit.ly/deepseaminingmonitori…
Primary Producers are organisms that convert inorganic materials into organic matter. LISST data such as particle size distribution and concentration are useful for primary productivity studies, link: sequoiasci.com/article/lisst…
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Sequoia instruments are used in drilling operations worldwide! The LISST-Portable|XR allows operators to obtain lab quality data in the field, learn more here: sequoiasci.com/product/lisst…
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Sequoia’s sensors can be used in the laboratory and field in support of different aspects of mCDR research. For example, in the context of ocean alkalinity enhancement (OAE) research. Sequoia news link: sequoiasci.com/about/news/wh…
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A simple and powerful measure for assessing underwater visibility is the beam attenuation coefficient (c), sequoiasci.com/article/optic… (Image Credit: Garrett Miller, Teledyne Marine)
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Revealing measurements with Hyper-a and ac-s during a period of strong Noctiluca scintillans bioluminescence; Learn more about the innovative Hyper-a and produced datasets following this link: sequoiasci.com/about/news/hy…
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Sequoia maintains an extensive library of technical papers where LISST & HYPER technology is being applied. Follow link here: sequoiasci.com/library/techn…
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Sequoia instruments are used in drilling operations worldwide! The LISST-Portable|XR allows operators to obtain lab quality data in the field, learn more here: sequoiasci.com/product/lisst…
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Sequoia’s LISST-Holo2 instrument is specifically designed to improve the measurement of particle shape and size. Learn more by visiting our YouTube channel and posted LISST-Holo2 animation: youtu.be/gg1ShSAD60I?si=aODJ…
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A simple and powerful measure for assessing underwater visibility is the beam attenuation coefficient (c), sequoiasci.com/article/optic… (Image Credit: Garrett Miller, Teledyne Marine)
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You need the All New LISST-Logger from Sequoia! Store and manage your aquatic sensor data with this fully submersible RS-232 datalogger rated to 2,000 meters depth! Follow the link to find out more: sequoiasci.com/about/news/ne…
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Sequoia maintains an extensive library of technical papers where LISST & HYPER technology is being applied. Follow link here: sequoiasci.com/library/techn…
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Learn how LISST instruments are being applied in this vastly relevant market! sequoiasci.com/article/lisst…
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Sequoia’s LISST-Holo2 instrument is specifically designed to improve the measurement of particle shape and size. Learn more by visiting our YouTube channel and posted LISST-Holo2 animation: youtu.be/gg1ShSAD60I?si=aODJ…
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Interested in spectral backscattering over the wavelength range of 430 to 700 nanometers? The Hyper-bb is a submersible single-angle backscattering instrument with configurable spectral channels. Hyper-bb animation: youtu.be/Z5-72YFnbgU?si=GZeI…
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You need the All New LISST-Logger from Sequoia! Store and manage your aquatic sensor data with this fully submersible RS-232 datalogger rated to 2,000 meters depth! Follow the link to find out more: sequoiasci.com/about/news/ne…
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Sequoia technology is employed globally in oil spill response, study, and remediation efforts; learn more at the link below… LISST-Black product page: sequoiasci.com/product/lisst…
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Learn how LISST instruments are being applied in this vastly relevant market! sequoiasci.com/article/lisst…
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Drilling fluid particle size measurements? Visit Sequoia today (within the OFI Testing Equipment stand) at the Society of Petroleum Engineers’ Annual Technical Conference & Exhibition (ATCE) sequoiasci.com/event/spe-atc…
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Sequoia’s LISST-200X enjoys popularity amongst microplastics researchers. Learn more here: sequoiasci.com/article/lisst…
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