Details of extension .ann

On this page, we're going to take a closer look at the .ann file extension. We'll explain what exactly a .ann fileformat is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .ann files into different formats, we'll give you some tips on how to do that too. Let's see the 4 file formats associated with this file extension!

Contents

• Zemax Annotations Data
• ENVI Annotation Data
• Windows Help Annotations
• King-FIX Data

We trust that our website will provide valuable information for you. If you have any questions, just ask!

Zemax Annotations Data

The ANN file is a Zemax Annotations Data. Zemax is an optical design program that is used to design and analyze imaging systems such as camera lenses, as well as illumination systems.

Category: Data files

Application: Zemax

Program name: -

Mime-type: application/octet-stream

Magic bytes (HEX): -

Magic string (ASCII): -

Aliases:

-

Related extensions:

.pob Zemax Polygon Object Data

.grd Zemax Profile Data

.zec Zemax Encrypted Coating File

.zrd Zemax Ray Database File

Links:

-

ENVI Annotation Data

The ANN file is an ENVI Annotation Data. ENVI image analysis software is used by GIS professionals, remote sensing scientists, and image analysts to extract meaningful information from imagery to make better decisions.

Category: Data files

Application: ENVI

Program name: -

Mime-type: application/octet-stream

Magic bytes (HEX): -

Magic string (ASCII): -

Aliases:

-

Related extensions:

.pat ENVI Surface View Path Data

.mrsl THOR Metadata Rich Spectral Library Data

.fmt ENVI Tape Script

.slef Spectral Library Exchange Format Data

Links:

-

Windows Help Annotations

The ANN file is a Microsoft Windows Help Annotations. Windows Help is a component of Windows that is accessible from various Windows programs.

Category: Data files

Application: WinHelp

Program name: winhlp32.exe

Mime-type: application/octet-stream

Magic bytes (HEX): -

Magic string (ASCII): -

Aliases:

-

Related extensions:

.hlp Windows Help File

Links:

-

King-FIX Data

The ANN file is a King-FIX Data. King-FIX is a FidoNet file echo processor software.

Category: Data files

Application: King-FIX

Program name: -

Mime-type: application/octet-stream

Magic bytes (HEX): -

Magic string (ASCII): -

Aliases:

-

Related extensions:

.glu Cyberglue MemberConnex Data

.gwp GoodWay Flight Plan Data

.wpl Winwall Data

.xpt eXact Packager Model Data

Links:

-

The .ann file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .ann extension may contain various content types. If you have helpful information about this extension, write to us!

The .ann extension is frequently misused

People sometimes confuse the .ann filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

Having trouble opening a .ann file?

If you want to open a .ann file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .ann association can trigger this error.

Windows can't open this file:

File: example.ann

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

• Right-click a file with the extension whose association you want to change, and then click Open With.
• In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
• Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android