Cid Font - F1 F2 F3 F4

Text streams then mix these: show Latin with /F1, Japanese runs with /F3, special symbols with /F4.

pdffonts document.pdf

Imagine a multilingual brochure.

However, the mapping is not standardized. The only guarantee is that each of /F1 , /F2 , etc., points to a full CID font dictionary in the PDF’s section. cid font f1 f2 f3 f4