実じっ効こう感かん度どMeaningsNoun1. functional sensitivity (esp. in photography); effective sensitivityKanji used実real効be effective感feelings度degreesComposed of実じっ効こうpractical effect; efficacy; efficiencyNoun感かん度どsensitivity (e.g. of a measuring instrument); reception (radio, TV, etc.); sensitivity (of film)Noun