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Details of the .otdr file extension

The table below provides useful information about the .otdr file extension. It answers questions such as:

  • What is the .otdr file?
  • What program do I need to open a .otdr file?
  • How can the .otdr file be opened, edited or printed?
  • Where can I find the specifications for .otdr?
  • Which MIME-type is associated with the .otdr extension?
  • How can I convert .otdr files to another format?
  • What are other, similar filename extensions to .otdr?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

.otdr file extension details

Yokogawa OTDR Data

Yokogawa OTDR Data .otdr file icon
OTDR file is a Yokogawa OTDR Data. The Optical Time Domain Reflectometer (OTDR) is useful for testing the integrity of fiber optic cables.
OTDR format description not yet available
Category: Data files
Application: Yokogawa OTDR Viewer
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
OTDR aliases:
OTDR related links:
OTDR related extensions:

Other types of files may also use the .otdr file extension.

.otdr file extension error

The .otdr file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

otd, otr, odr, tdr

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

OpenIV Texture Data
Over the Reich Saved Game
OpenIV Model Data
TINA Diagram Results
Keysight PLTS TDR Calibration Data
open .otdr file

Can't open a .otdr file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .otdr file association, check the FAQ.

.otdr file extension

Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .otdr file extension, write to us!

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