发明名称 PHOTOGRAPHING SYSTEM FOR USE WITH A FLASH DEVICE
摘要 A photographing system for use with a flash device comprising a flash-auto mechanism (FA mechanism) including an electronic timer circuit for exposure control a power capacitor for storing charges, a power supply circuit for charging said power capacitor, a control circuit for detecting said charges stored in said power capacitor and for adjusting said flash-auto mechanism in accordance with said charge across said power capacitor, and a discharge circuit connected across said capacitor and including a discharge lamp for triggering said discharge lamp to operate said system.
申请公布号 US3675547(A) 申请公布日期 1972.07.11
申请号 USD3675547 申请日期 1970.06.16
申请人 CANON KK. 发明人 TAKASHI UCHIYAMA;TADASHI ITO;MUTSUHIDE MATSUDA
分类号 G03B9/70;(IPC1-7):G01J1/46 主分类号 G03B9/70
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