File Extension Library


.SD1 File Extension

  • Developer by: Adobe Systems Incorporated
  • Category: Digital camera RAW Files

What are .SD1 files and how to open them?

Can't open .SD1 file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .SD1 file.

What is a .SD1 file extension?

.SD1 file extension is created by Adobe Systems Incorporated. .SD1 has been classified as Digital camera RAW Files.

.SD1 is Dali Raw image

The sd1 file extension is used for a special RAW file recorded using Sigma digital cameras or maybe even other Sigma devices.

Similar to other RAWs, used as "digital negatives" for making photos.


How to open:

You can open and edit these files in specialized digital photography editors, such as Adobe PhotoShop Lightroom.

How to convert:

RAW can generally be exported to JPG.

How to fix problems with .SD1 files

  1. You need to update the application that you normally use to open .SD1 files. Only the latest version of the software supports the current .SD1 file format
  2. You need to check the .SD1 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)