>d8 Tundamentnm II. ^athematico-Dioptricum, jli i Demon»ftracio. … ^< ^ ^ IV O p Oj R 5 Demonftratio. Nam quia per Axiom.i>i. ^ra totum objeaum CD E radiatjn totam Lentis oppoiit^ fuperfidem FGH , & quodJibet ejus pun^ dtumm fingula ejusdcm Lentis pun^a: aHumptis iblum tribus his punftis CDE pro exemplo, pundum C radiabit& facietpenicillum FCH^ficque…
Optics, Geometrical · Optical instruments
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