出典:Wiktionary
microform (countable かつ uncountable, 複数形 microforms)
出典:Wikipedia
出典:『Wikipedia』 (2011/06/29 04:47 UTC 版)
Microforms are any forms, either films or paper, containing microreproductions of documents for transmission, storage, reading, and printing. Microform images are commonly reduced to about one twenty-fifth of the original document size. For special purposes, greater optical reductions may be used.