>> TOL file

TOL file format description

Many people share .tol files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .tol file can be edited, converted or printed with. On this page, we try to provide assistance for handling .tol files.

1 filename extension(s) found in our database.

.tol - Zemax Tolerance Settings

The TOL configuration files are related to ZEMAX. TOL file is a Zemax Tolerance Settings. ZEMAX is the software that optical engineers and designers around the world choose for lens design, illumination, laser beam propagation, stray light, freeform optical design and many other applications.

Configuration files
- / -
Zemax Tolerance Settings related extensions:
Zemax ASCII Glass Catalog
Zemax Annotations Data
Zemax Binary Glass Catalog
Zemax Binary Image Surface Data
Zemax Scattering Distribution Data
Zemax Element Drawing Settings

Naturally, other applications may also use the .tol file extension. Even harmful programs can create .tol files. Be especially cautious with .tol files coming from an unknown source!

Can't open a .tol 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 can't open this file:


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 one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .tol file extension is often given incorrectly!

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

fol, hol, ol, otl, rol, til, tkl, tl, tll, tlo, tok, tom, top, tpl

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

LG TV Link-Loader File
DataCAD Template Document
Buttonz and Tilez Texture
ArchiCAD Project Template
Microsoft Outlook Holiday Data
Borland C++ External Tokens File

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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If you have useful information about the .tol file format, then write to us!