| 摘要 |
PROBLEM TO BE SOLVED: To provide a hydrogen flame monitoring system by which a safety in a device using hydrogen can be assured by imaging visibly the hydrogen flame which looks only transparent for naked eyes. SOLUTION: In the hydrogen flame monitoring system, a hydrogen flame imaging device 1 comprises an objective lens optical system 2, an optical band path filter 3, an image intensifier 4, and an eye piece lens optical system 4. A thermal image and an ultra-violet light image are displayed on the monitor. COPYRIGHT: (C)2005,JPO&NCIPI
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