ð¡ ç §åºŠåäœå€æ
ã«ã¯ã¹ (lux)1
ããããã£ã³ãã« (fc)0.092903
ãã©ã (phot)0.0001
ã«ã¯ã¹(lux)ãããããã£ã³ãã«(fc)ããã©ã(phot)ãªã©ãç §åºŠã®åäœããªã¢ã«ã¿ã€ã ã§çžäºå€æã§ããããŒã«ã§ããç §æåšå ·ã®ä»æ§ç¢ºèªããåçã»æ åæ®åœ±æã®æããã®åºæºç¢ºèªã«åœ¹ç«ã¡ãŸãã
äœ¿ãæ¹
- 倿ãããç §åºŠã®åäœ(luxã»fcã»phot)ã®æ¬ã«æ°å€ãå ¥åããŸãã
- ä»ã®åäœã®æ¬ã«ãªã¢ã«ã¿ã€ã ã§å€æçµæã衚瀺ãããŸãã
ãããã質å
luxãšfc(ããããã£ã³ãã«)ã®éãã¯äœã§ãã?
luxã¯ã¡ãŒãã«æ³ãfcã¯ã€ãŒãã»ãã³ãæ³ã®ç §åºŠåäœã§ãã1 fc ã¯çŽ10.76 luxã«çžåœããŸããæµ·å€è£œã®ç §ææ©æã®ä»æ§ç¢ºèªã«äŸ¿å©ã§ãã
ãªãã£ã¹ãå·¥å Žã®ç §åºŠåºæºã®ç¢ºèªã«äœ¿ããŸãã?
ã¯ããJISãªã©ã§å®ããããç §åºŠåºæº(lux)ãšãæµ·å€èŠæ Œ(fc)ãæ¯èŒããéã«äœ¿çšã§ããŸãã
phot(ãã©ã)ãšã¯äœã§ãã?
phot ã¯CGSåäœç³»ã®ç §åºŠåäœã§ã1 phot ã¯10,000 lux ã«çžåœããŸããçŸåšã¯ããŸãäžè¬çã«ã¯äœ¿ãããŠããŸããã