How to say his study of optics led him to the invention of the magnifying glass. in Japanese
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光学光学(kougaku) (n,adj-no) opticsのの(no) (prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates question研究研究(kenkyuu) (n,vs) study/research/investigationでで(de) (prt) indicates location of action/at/in/indicates time of action/indicates means of action/cause of effect/by/and then/so/indicates continuing action/ indicates certainty, emphasis, etc.彼彼(kare) (ok) that , or something understood without naming it directly)/that person/over there/hey/eh?/thatはは(ha) (int) indicating a subject/yes/indeed/well/ha!/what?/huh?/sigh拡大鏡拡大鏡(kakudaikyou) (n) magnifying glass/loupeのの(no) (prt) indicates possessive/nominalizes verbs and adjectives/substitutes for "ga" in subordinate phrases/indicates a confident conclusion/ indicates emotional emphasis/indicates question発明発明(hatsumei) (n,vs) invention/intelligent/clever/ being enlightened/having the meaning of everything become clearをを(wo) (prt) indicates direct object of action/indicates subject of causative expression/indicates an area traversed/indicates time over which action takes place/indicates point of departure or separation of action/indicates object of desire, like, hate,したした(shita) (n) did/a past form of the previous verb/tongue/tongue-like object/clapper/talon。。(。) Japanese period "."
