CIDFont+F1 is not a specific standalone font you can download like Arial or Times New Roman. Instead, it is a generic placeholder name assigned by software (like Adobe Acrobat, Illustrator, or various PDF exporters) when a font used in a document is missing or was not correctly embedded. What is a CIDFont? Definition : CID stands for Character Identifier
When a PostScript interpreter processes this directive: cidfont f1 normal fixed
To get the most out of CIDFont F1 Normal Fixed, follow these best practices: CIDFont+F1 is not a specific standalone font you
/CIDFont /F1 /Norm refers to a (Type 0) named /F1 with CMap name /Norm (normal orientation). When paired with a fixed-pitch design, it means all glyphs have the same advance width. cidfont f1 normal fixed