noun
facsimile edition; photographic reprint
A book or document reproduced as an exact copy of the original, often used for rare or historical texts.
この影印本は、原本の筆跡まで忠実に再現している。
This facsimile edition faithfully reproduces even the handwriting of the original.
ファクシミリ is a broader term for any exact copy, including electronic transmission; 影印本 specifically refers to a bound facsimile edition.
Compound of 影印 (photographic reproduction) + 本 (book). The exact historical derivation is uncertain, but the term is conventionally associated with the meaning of a facsimile edition.