How to Recover Deleted Photos and Videos from Sigma Cameras?

Learn to recover deleted photos and videos from Sigma cameras via professional SD card data recovery software on this page. Besides, there're related data loss prevention measures to prevent data loss.


By Penny / Updated on April 3, 2024

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Is it possible to recover deleted photos and videos from Sigma cameras?


Help! I accidentally deleted some precious photos and videos from my Sigma camera. Is there any way to recover them? I’m using a Sigma DP3 Merrill model, and I’m eager to retrieve those memories. Thanks in advance.

Undoubtedly, losing vivid photos and videos from Sigma cameras can be extremely sad, especially for users without file backups like the above user.

But please don’t be concerned because it’s possible to recover deleted photos and videos from Sigma cameras.


For a higher Sigma camera SD card photo/video recovery rate, please take the following pertinent suggestions into practice.

After data loss, please avoid using your Sigma camera because continued use definitely can increase the risk of overwriting deleted photos and videos.

To prevent overwriting data, remember to eject your SD card to prevent disk formatting or file transfer.

Use professional SD card recovery software to recover disappeared photos from camera SD cards if there’s no backup.

Photo and video file types created by Sigma cameras

Please note that X3F is the high-end digital photo format exclusive to Sigma cameras.

The X3F file is a RAW file saved in Sigma’s X3F format, known as Foveon X3 format or FOVb. And this file format can support image data, thumbnails, preview images, and text property information related to taken photos.


Besides, Sigma cameras also create DNG image files because DNG files could maintain high image quality. For videos, Sigma cameras usually create MOV files.   

How to recover deleted photos and videos from Sigma cameras without backups?  

When it comes to problems about how to recover deleted photos and videos from Sigma cameras without backups, reliable SD card recovery software could be your top choice.

Powerful MyRecover provides a friendly design, impressive performance, and reliable results for users.

In a word, MyRecover excels in recovering deleted and lost camera photos (Sigma X3F, Nikon NEF, Fuji RAF, Olympus ORF, etc.) and videos before data erasure.

This data recovery software can automatically scan all the recoverable large-size photos, videos, and other items recorded by Sigma camera SD cards (SDXC UHS-II or SanDisk Extreme SDHC).

SD Card Recovery Software: 

✐ High-efficiency: Recover about 50 types of images (JPG, PNG, BMP, MPO, TIFF, etc.) videos (MP4, MOV, AVI, WMV, MKV, RMVB, ASF, etc.) MS Office files, WPS files, folders, compressed files, audio, songs, websites, etc.

✐ Advanced scanning method: MyRecover runs Quick Scan & Deep Scan automatically to search all the recoverable files. Specify the filename, saved path, date, or size to filter your needed files.

✐ Convenience: Retain the original filename, path, and format for the deleted files.

✐ Excellent compatibility: Support NTFS, FAT32, exFAT, and ReFS file systems and be compatible with Windows 11, 10, 8, 7, or Sever PC.

Download Software Windows 11/10/8/7/Server
Secure Download   
Please remember to save recovered X3F, DNG photos, MOV videos, and other files in a new location instead of the original Sigma camera SD card.  
Please consider upgrading MyRecover to recover a large number of deleted/missing images and videos from local drives if you prefer a more cost-effective plan. 

Step 1. Connect the Sigma camera SD card to your Windows via a card reader > launch MyRecover > hover the mouse over your connected SD card > click Scan.


Step 2. MyRecover can automatically scan your SD card and display all the recoverable files.

To save time and quickly locate your wanted X3F, DNG, and MOV files, please preview and filter them according to Document Type, Filename, Path, Date, Size, etc.

  • Name: Enter the filenames of your desired files to narrow the search area.  
  • Date modified: Set the date (today, yesterday, last 7/30 days, etc.)
  • Size: Filter the file size (<128KB, 128KB~1MB, 1MB~ 512MB, etc.)


Step 3. Go to the Other Missing Files folder, under the dng, x3f, and Videos folders, select the corresponding files you want. In this scenario, you can click “Recover 5 files (107MB)” to get them back.


How to open photos and videos created by Sigma cameras?

As you can see, the X3F format is supported by several types of Sigma digital cameras that use the Foveon X3 sensor, including the SD series SLR cameras and the DP series compact cameras.

So Windows users can use File Viewer Plus, SIGMA Photo Pro, Adobe Photoshop 2023, Adobe Photoshop Elements, Corel PaintShop Pro 2023, CyberLink PhotoDirector 365, or EZ Freeware Free Opener to open X3F files.

Let’s demonstrate how to open X3F images with File Viewer.    

Please upgrade its version if needed.

» Connect your Sigma camera SD card to the Windows > open the saved path of photos and videos created by Sigma camera > right-click on your selected X3F image > choose Open with > File Viewer Plus 4.


A DNG file represents a camera RAW image, using the Digital Negative (DNG) format, which was devised by Adobe Systems.

Can anyone open a DNG file? Of course, DNG files can be opened with different image viewers such as the built-in Photos app in Windows, MacOS, and Abel RAWer.

» After recognizing your connected SD card > right-click on your selected DNG image > choose Open with > Photos.


So what programs can open MOV files? Here, Windows users can use File Viewer Plus, Microsoft Windows Media Player 2022, Microsoft Windows Media Player, CyberLink PowerDVD 21, VideoLAN VLC media player, Axilesoft ACG Player, Adobe Premiere Rush, etc.

Please refer to the following clicks to open MOV files via Windows Media Player.

» Connect the Sigma camera SD card to your Windows > locate the MOV video you want to open > right-click on it > select Open with > Windows Media Player.


FQ&A about Sigma camera SD card photo/video recovery

How to recover deleted photos from SD cards? And how to retrieve deleted videos from Micro SD cards? You can get the most effort-saving approach to recover deleted photos and videos from Sigma cameras.

Meanwhile, there’re some relevant tips about Sigma cameras and data loss prevention.

Penny · Editor
Penny works as an editor at AOMEI Technology, while she's a tester and editor for AOMEI Data Recovery Tools. She enjoys helping users with data recovery issues on Windows and iPhones using simple and practical solutions. Outside of work, she has a strong affection for pets, particularly giant pandas.