DM3

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File Format
Name DM3
Ontology
Extension(s) .dm3
Type Code GTGI
Released Before or during 1999[1]

DM3 is an image format used by Digital Micrograph, a program used in transmission electron microscopy, often in order to interface with the hardware made by the company that releases it (Gatan). It contains a large amount of metadata in addition to the image itself. It succeeded DM2 and was succeeded by DM4.

Contents

Identification

DM3 files have the extension ".dm3", the type code "GTGI", and the creator code "GCCD"[2]. Their contents start with the version number big-endian, i.e. 00 00 00 03.[2]

Software

  • Digital Micrograph (later incorporated into "Gatan Microscopy Suite") itself
  • EMAN
  • BSOFT

Links

References

  1. https://www.ifm.liu.se/materialphysics/thinfilm/Manualer/galadriel/Gatan%20Manuals/DigitalMicrograph%20User%20Guide.pdf → p.24 ("2-4")
  2. 2.0 2.1 https://www.ntu.edu.sg/home/cbb/info/dmformat/index.html#dm3
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