Definition of 標準光源 (ひょうじゅんこうげん)
ひょうじゅんこうげん
                        標準光源
ひょうじゅんこうげん
hyoujunkougen
noun
•
        
standard candle, standard light source(astronomy term)
Related Kanji
| 標 | signpost, seal, mark, stamp, imprint, symbol, emblem, trademark, evidence, souvenir, target | 
| 準 | semi-, correspond to, proportionate to, conform, imitate | 
| 光 | ray, light | 
| 源 | source, origin |