:<#^ … In hoccnangulo anguU Syntagmal^ lapm V, 43 hic radius H D, qui utrinque producatur inI & L. Cum icaquehic lit perpendicularisad fuperficiem A GB per Axioma I. ii^pra ,irrefra(5l:us tranlibit, ac confequenter in egref-fli Lentis nullam patietur Refrad:ionem.Confideretur jam alter radius refradus…
Optics, Geometrical · Optical instruments
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