File Extension PFA

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PFA File Extension Description

The .pfa file extension is a font file, which contains data on Adobe Type 1 fonts, formatted using American Standard Code for Information Interchange (ASCII) texts. Unlike the normal fonts used by different application, the .pfa font file is considered as a system font used in a variety of applications, which has the .pfa extension compatibility support.

One distinguishing characteristics of Adobe Type I font is its use with the PostScript Language. This allows font developers to create a font program that can be used by different devices and applications under different resolutions.

Qualities of a Type I font includes:

Type I font programs, like .pfa formats, are more compact

The PostScript interpreter uses a special raster algorithm for Type I fonts that results in quality output, especially for small sizes and lower resolution fonts and environments.

Also, Type I font programs contains ?hints? that indicates the special feature of a certain character?s shape and data.

The PFA font file is created using the PostScript Language, akin to ASCII, and follows basic rules and condition before it is implemented. For basic characters in a .pfa font, the following fields needs to be addressed:

Horizontal stem of the font

vertical stem of the font

and the serif

Aside form these; the measurements must be carefully utilized for the font?s output such as:

Character width

Origin

Left sidebearing

left sidebearing point

Next character origin

Also, the .pfa file extension contains alignment measures as well such as:

Cap-height overshoot position

Cap-height

x-height overshoot position

x-height

baseline

baseline overshoot position

Coordinates are also included into the creation of Type I fonts in .pfa font files following the X and Y axis. In order to open or use the .pfa font file, it has to be placed on the system folder for fonts, before it can be detected by applications.

• Properties:

• Common Path:
  C:\ Windows\ Fonts\
• Associated Applications:
  Adobe PostScript, Adobe Acrobat, Adobe Illustrator, PostScript Interpreter, PostScript Language

Additional PFA File Info:

Adobe Systems, Incorporated , PFA File Created by: http://www.adobe.com/

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