feclufo imperfe&iori immittlcur, & quia umbris obfcurionbus immerifiara i e@tnagis redditur pedpicuum. FIGURA X. … PROPOSITIO VIL 0 LumitM Mopumcttftpe eorporum lucidorum feridem foumtn cjumtumvhpar-mm diftintfa penetrant nec permifcentur, Sint tria luminofa A B C, quse lumen per foramen D in oppofitam tabu»km E F G transfundanttconcurrentquidemomnia lumina fimul in foramine D,iic tamen…
Optics, Geometrical · Optical instruments
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