ft^ … CAPUT foiNDAMENtUM I. PHYSICUM SeU NAtURALEV %J * C A. P V T Vs An Gf qualis fit infmgulis Qculi partihus diaphanis RefraffiiOy mqmntur, REfractionem fingularum parcium diaphanarum*ocuii inquificurus neceflari&prxmitto earurn denficarem; illaenim perfpeica & cognica, non eric diffici-le…
Optics, Geometrical · Optical instruments
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