lente côncava

by Tony Costa

translations in German

• Konkavlinse

translations in English

• concave lens

translations in Spanish

• lente cóncavo

translations in French

• lentille concave

translations in Italian

• lenti concave

translations in Polish

• soczewka wklęsła

translations in Russian

• вогнутая линза

translations in Chinese

• 凹透镜 - ao tou jing

comment