Side printing apparatus

作者: Shigehisa Shimizu , Takeshi Kanaoka

DOI:

关键词:

摘要: A side printing apparatus for providing latent images of characters, numerals, symbols and the like on a photographic film moving in continuous motion includes sensitivity responsive means generating several kinds pulse having different lengths which are predetermined accordance with film. The operates to cause light image forming device be energized time defined corresponding length thereof so as provide character, numeral, symbol or