DCM to FAX — Format Comparison & Online Converter
Fast, instant DICOM to FAX conversion. No signup required. Just drop your .dcm file and get .fax in seconds.
Batch Settings
在医疗影像数据日益庞杂的今天，DCM格式（DICOM文件）作为医学图像信息的标准载体，其专业性和特定性往往给日常分享和传输带来不便。当您需要将这些宝贵的医学影像以更通用、更易于传阅的方式呈现时，例如通过传真（FAX）设备或作为旧有存档的补充，格式转换就显得尤为关键。我们的工具应运而生，旨在帮助您高效、准确地将DCM文件转换为FAX格式，确保数据在转换过程中不失真，同时兼顾了传统通讯方式的需求。无论您是医院行政人员、医疗研究者，还是需要处理相关文件的普通用户，都能在此找到便捷的解决方案。
- 医疗机构间传真报告
- 旧有设备兼容性存档
- 远程医疗辅助沟通
在部分医疗资源相对集中或偏远地区，传真依然是医疗信息传递的补充手段。将DCM转换为FAX，能有效应对传统通信场景，便于与老旧系统或设备对接。
About DICOM to FAX Conversion
DCM and FAX are both image formats, but they differ in important ways. DCM is a widely used file format. FAX is a widely used file format.
When you convert DCM to FAX, the goal is to convert between formats quickly. Converting DCM to FAX maintains high quality with CocoConvert's optimised encoder settings. Understanding these technical differences helps you choose the right format for your workflow.
Your DCM file is decoded and re-encoded as FAX. The conversion involves 4 steps: (1) your dcm file is uploaded and validated, (2) the file is decoded (parsed into its raw data), (3) the data is re-encoded in fax format, (4) the converted file is ready for download.
CocoConvert's converter handles the entire pipeline server-side using FFmpeg, Sharp, and qpdf — battle-tested libraries used by streaming platforms and enterprise tools. Files are encrypted in transit and deleted within 24 hours.
This conversion is ideal when you When you need a FAX file. For the opposite direction, CocoConvert also supports FAX to DCM conversion.
How to Convert DICOM to FAX
- 1
Upload .dcm file
Select your DCM file by dragging it to the upload zone or using the file picker. Batch upload is available for multiple files.
- 2
Choose .fax
Set FAX as the output format. The converter uses optimal settings based on the DCM→FAX conversion profile.
- 3
Convert
The server-side engine decodes your DCM file and re-encodes it as FAX. Processing time depends on file size and complexity.
- 4
Download result
Grab your converted .fax file. Multiple output files can be downloaded together.
What Happens When You Convert DICOM to FAX
Your DCM file is decoded and re-encoded as FAX.
Your DCM file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in FAX format
The converted file is ready for download
Format Comparison
DICOM
.dcm file
| Extension | .dcm |
| MIME Type | application/dicom |
| Category | Image |
FAX
.fax file
| Extension | .fax |
| MIME Type | image/g3fax |
| Category | Image |
Should You Convert DICOM to FAX?
When to Convert
- ✓When you need a FAX file
Frequently Asked Questions
What is the difference between DCM and FAX?
DCM is a widely used file format. FAX is a widely used file format.
Does DCM to FAX conversion affect quality?
Converting DCM to FAX maintains high quality with CocoConvert's optimised encoder settings.
Which format has better compression, DCM or FAX?
DCM is a common image format. FAX is widely supported. The better choice depends on whether you prioritize file size or quality.
How long does DCM to FAX conversion take?
Most conversions finish in seconds. Larger files or complex image content may take 10–30 seconds. CocoConvert processes files in parallel for batch jobs.
Is DCM or FAX better for long-term storage?
Both formats use lossy compression, so consider keeping your original source file for long-term storage.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.