File Extension Library


.ZRD File Extension

  • Developer by: ZEMAX Development Corporation
  • Category: Various data Files

What is an .ZRD file?

.ZRD file extension is created by ZEMAX Development Corporation. .ZRD has been classified as Various data Files.

.ZRD is ZEMAX ray database

File extension zrd is mainly related to ZEMAX software and used for its default ray database file format.

These binary files contain complete information (such as position that the ray hits the object, direction of the ray after refraction, polarization state of the ray, etc.) for each ray that is traced in a non-sequential system. Filter strings may then be used to isolate specific rays in the database.


How to open:

You can work with these .zrd files in ZEMAX.

How to convert:

If any program can somehow convert or export .zrd files using ZEMAX.

How to Open .ZRD file on different platforms

Open .ZRD File on Windows

  • Right-click a .ZRD
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .ZRD file and Select check box "Always use this app to open .ZRD files" Press "Ok"

Open .ZRD File on Mac

  • Right-click (or Ctrl + Left-click) the .ZRD file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .ZRD File on Linux

Right click on the .ZRD file, choose "Open with" and select a program from the list above

Open .ZRD File on iPhone

Select a file. If you don't see an application to open the .ZRD file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .ZRD File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .ZRD files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .ZRD files

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