If you are embedding CID fonts into a website or app, do not embed the entire 40MB font file. Use tools like pyftsubset (from FontTools) to subset only the F5, F6, or F7 characters you actually use. This reduces file size by 90%.
In the world of professional printing, graphic design, and PDF engineering, CID fonts (Character Identifier fonts) occupy a crucial niche. Unlike regular TrueType or OpenType fonts that rely on simple character mapping, CID-keyed fonts are designed to handle large character sets—most notably for Japanese, Chinese, and Korean (CJK) languages.
If you have ever worked with Adobe PostScript, Acrobat, or high-end RIP software, you may have encountered labels like F1, F2, F3, F4, F5, F6, and F7. These are not font names per se; they are font references or font aliases inside a PDF or print job. However, the search term "CID font F1 F2 F3 F4 F5 F6 F7 fonts free download high quality" indicates a clear need: users want access to high-quality, professional CID-keyed fonts that correspond to these standard placeholder IDs.
This article explains everything you need to know, plus provides legal, high-quality sources to download or access similar CID fonts for free. If you are embedding CID fonts into a
If you are trying to download these fonts, you likely fall into one of two categories:
A. The Designer looking for a specific look: If you saw a font in a PDF or a design that was identified as "F1" or "CID" in a properties list and you want that font:
B. The User fixing a "Missing Font" error: If you are trying to print a document and getting an error about "CID Font F1 not found": Ensure the license allows subsetting/embedding
Recommendation: Do not search for a file named "F1.ttf." Instead, download high-quality versions of Helvetica or Arial for Sans-Serif needs, and Times New Roman for Serif needs. These are the true identities behind the codes.
| Desired Alias | Recommended Free Font | Format | Source | |---------------|-------------------------------------|------------|--------------------------------------| | F2 (Mincho) | Noto Serif CJK JP | OTF/TTC | Google Noto (GitHub / Google Fonts) | | F3 (Gothic) | Noto Sans CJK JP | OTF/TTC | Google Noto | | F4 (Chinese Sim Sun) | Source Han Serif SC | OTF | Adobe / GitHub (Open Source) | | F5 (Chinese Sans) | Source Han Sans TC | OTF | Adobe / GitHub | | F6 (Korean Gothic) | Noto Sans CJK KR | OTF/TTC | Google Noto | | F7 (Korean Serif) | Noto Serif CJK KR | OTF/TTC | Google Noto | | F1 (Courier‑like) | Courier Prime (or Nimbus Mono) | TTF/OTF | Font Squirrel / GNU FreeFont |
All the above are high‑quality, professionally hinted, support CID‑keyed OpenType (CFF/OTF) and include thousands of glyphs. If you are trying to download these fonts,
Low-quality or missing CID fonts result in:
High-quality CID fonts preserve: