.. index:: Gatan Digital Micrograph .. index:: .dm3, .dm4 Gatan Digital Micrograph =============================================================================== Extensions: .dm3, .dm4 Owner: `Gatan `_ **Support** BSD-licensed: |no| Export: |no| Officially Supported Versions: 3, 4 Reader: GatanReader (:bfreader:`Source Code `, :doc:`Supported Metadata Fields `) Freely Available Software: - `DM3 Reader plugin for ImageJ `_ - `EMAN `_ We currently have: * Gatan's ImageReader2003 code (from 2003, in C++) * numerous DM3 datasets We would like to have: * a DM3 specification document **Ratings** Pixels: |Very good| Metadata: |Good| Openness: |Fair| Presence: |Fair| Utility: |Fair| **Additional Information** Commercial applications that support .dm3 files include `Datasqueeze `_. Note that the Gatan Reader does not currently support stacks.