Quomodo Cum in Q^^eni^is amh^ (uperficies concentrica ab eodem iiienifci cjui J J L J concentricas habe Dgantadios. j; centro ex ^quo fihi inuicem refpondent , radii axi ^araU[efrifant ^^^^ incidcntes non egrediuntur paralleli ^ fed di^vergentes,tanto magis , quanto oh crafttiem Lentis major… … y Sit iL K 3^
Optics, Geometrical · Optical instruments
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