ORF File Extension

What is ORF file?

File with ORF extension an OLYMPUS raw image data file created with Olympus digital camera. ORF file contains unprocessed RAW photo, information about it, and headers, which hold data on saturation, color temperature, and contrast. Headers also contain metadata, including those related to the camera with which the photo was taken.

Image editing capabilities

Image capture by camera’s sensor are saved into ORF file without any image processing. ORF files recreate the original image as close as possible with realistic color palette, and therefore are more open to advanced editing than JPEG or TIFF images. ORF format allows users to adjust such parameters as saturation, contrast, and white balance. ORF images cannot be viewed in their raw form.

ORF and JPEG images

JPEG images contains only 8 bits per pixel per channel, while ORF images have 12 or 14 bits per pixel per channel. Therefore, ORF images store more information, which results in higher image quality and larger file size.

Programs which support ORF file extension

Below you will find an index of software programs that can be used to open ORF files divided into 3 categories according to system platform supported. Files with ORF suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Updated: 02/29/2024

How to open file with ORF extension?

Problems with accessing ORF may be due to various reasons. On the bright side, the most encountered issues pertaining to Olympus RAW Format files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with ORF files.

Step 1. Download and install Olympus Master

The main and most frequent cause precluding users form opening ORF files is that no program that can handle ORF files is installed on user’s system. This issue can be addressed by downloading and installing Olympus Master or different compatible program, such as CorelDRAW, Adobe Photoshop, PaintShop Pro. Above you will find a complete listing of programs that support ORF files, classified according to system platforms for which they are available. One of the most risk-free method of downloading software is using links provided by official distributors. Visit Olympus Master website and download the installer.

Step 2. Verify the you have the latest version of Olympus Master

If the problems with opening ORF files still occur even after installing Olympus Master, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of Olympus Master is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. If you have an older version of Olympus Master installed, it may not support ORF format. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using Olympus Master.

Step 3. Assign Olympus Master to ORF files

After installing Olympus Master (the most recent version) make sure that it is set as the default application to open ORF files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Selecting the first-choice application in Windows

• Choose the Open with entry from the file menu accessed by right-mouse clicking on the ORF file
• Select Choose another app → More apps
• To finalize the process, select Look for another app on this PC entry and using the file explorer select the Olympus Master installation folder. Confirm by checking Always use this app to open ORF files box and clicking OK button.

Selecting the first-choice application in Mac OS

• By clicking right mouse button on the selected ORF file open the file menu and choose Information
• Open the Open with section by clicking its name
• From the list choose the appropriate program and confirm by clicking Change for all....
• A message window should appear informing that This change will be applied to all files with ORF extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the ORF file is complete and free of errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the ORF file in question. Being unable to access the file can be related to various issues.

1. Verify that the ORF in question is not infected with a computer virus

If the file is infected, the malware that resides in the ORF file hinders attempts to open it. Scan the ORF file as well as your computer for malware or viruses. If the ORF file is indeed infected follow the instructions below.

2. Ensure the file with ORF extension is complete and error-free

Did you receive the ORF file in question from a different person? Ask him/her to send it one more time. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. It could happen the the download process of file with ORF extension was interrupted and the file data is defective. Download the file again from the same source.

3. Check if the user that you are logged as has administrative privileges.

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Olympus RAW Format file.

4. Check whether your system can handle Olympus Master

The operating systems may note enough free resources to run the application that support ORF files. Close all running programs and try opening the ORF file.

5. Verify that your operating system and drivers are up to date

Latest versions of programs and drivers may help you solve problems with Olympus RAW Format files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with ORF files affecting older versions of given software.

Do you want to help?

If you have additional information about the ORF file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on ORF file.