Digital holographic
microscopy (DHM)

Digital holographic
microscopy (DHM)

Digital holographic microscopy (DHM) is a non-invasive imaging technique that captures phase and amplitude information of the light wave by recording the interference pattern of laser light passing through and around a sample. This hologram is then computationally reconstructed to generate high-resolution, 3D images of cells or particles, all without the need for stains or dyes. DHM preserves the natural state of the sample while providing detailed structural and topographical information, making it ideal for automated and integrated laboratory workflows.


Label-free and non-destructive.
No staining. No cytotoxic effects.


Quantitative phase imaging. Precise and reproducible.


Software driven. Hardware light. Designed for robustness and ease of use.

“With our modular approach, we make it easy to integrate fluid analysis into compact platforms – without compromising on data quality or usability.”

Marc Althaus
Head of Analyzer and Applications

“With our modular approach, we make it easy to integrate fluid analysis into compact platforms – without compromising on data quality or usability.”

Marc Althaus
Head of Analyzer and Applications

(A) CMOS sensor:
Captures high-resolution holograms

(B) Illumination unit:
Coherent LED or laser light source

(C) DHM software stack:
Digital reconstruction, object detection & AI classification

FeatureAdvantage
Compact optical setupMinimal footprint for easy integration
No moving partsHigh robustness, low failure risk
Scalable productionSimple design enables cost-efficient manufacturing
Versatile compatibilityWorks with diverse sample carriers, incl. microfluidics

Digital holographic microscopy accelerates imaging across industries:

  • Veterinary diagnostics: fast, label-free urine analysis (fluidlab 1)
  • Clinical labs: automated blood and body fluid imaging
  • Biomedical research: cell morphology & viability studies (fluidlab R-300)
  • Food industry: detection of microorganisms for quality control
  • Material sciences: precise analysis of microparticles

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