Aristoteles; Strato <Lampsacenus>; Theophrastus, De coloribvs libellvs

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              <pb o="72" file="0078" n="78" rhead="SIM. PORTII COMMENTAR."/>
            lumen quod à Sole, vel ab igne emicat temperatum
              <lb/>
            eſt aliquando cum aëre, & </s>
            <s xml:id="echoid-s2018" xml:space="preserve">aliquando cum aqua,
              <lb/>
            (quod eſt, cum medio quod interdum eſt aër, & </s>
            <s xml:id="echoid-s2019" xml:space="preserve">in-
              <lb/>
            terdum aqua) diuerſo modo ſe habentibus, in ſitu & </s>
            <s xml:id="echoid-s2020" xml:space="preserve">
              <lb/>
            ſubtantia; </s>
            <s xml:id="echoid-s2021" xml:space="preserve">nam nonnunquàm mediũ eſt magis vel mi
              <lb/>
            nus craſſum, vel aliter affectum. </s>
            <s xml:id="echoid-s2022" xml:space="preserve">atque ita pro diuerſa
              <lb/>
            ſui cum medio temperatura, diuerſos & </s>
            <s xml:id="echoid-s2023" xml:space="preserve">differentes
              <lb/>
            reddit colores. </s>
            <s xml:id="echoid-s2024" xml:space="preserve">
              <emph style="sc">ET RVRSVS</emph>
            ,
              <emph style="sc">CARBONES</emph>
            . </s>
            <s xml:id="echoid-s2025" xml:space="preserve">Docuit
              <lb/>
            diuerſos colores gigni & </s>
            <s xml:id="echoid-s2026" xml:space="preserve">repræſentari à diuerſa va-
              <lb/>
            riàq. </s>
            <s xml:id="echoid-s2027" xml:space="preserve">luminis temperatura cum medio: </s>
            <s xml:id="echoid-s2028" xml:space="preserve">idipſum iam
              <lb/>
            oſtendit fieri, cum vario modo colorata lumini com-
              <lb/>
            miſcentur: </s>
            <s xml:id="echoid-s2029" xml:space="preserve">puta carbones, fumus, ęrugo, ſulphur, pen
              <lb/>
            nę: </s>
            <s xml:id="echoid-s2030" xml:space="preserve">temperata, alia cum radiis Solis, vt pennę; </s>
            <s xml:id="echoid-s2031" xml:space="preserve">alia cum
              <lb/>
            fulgore ignis, vt carbones, fumus, ærugo, & </s>
            <s xml:id="echoid-s2032" xml:space="preserve">ſulphur:
              <lb/>
            </s>
            <s xml:id="echoid-s2033" xml:space="preserve">ſecundum aliud atque aliud temperamentum, varias
              <lb/>
            exhibent colorum mutationes, prout magis aut mi-
              <lb/>
            nus permiſcentur cum lumine. </s>
            <s xml:id="echoid-s2034" xml:space="preserve">Sciendum autem, car
              <lb/>
            bones lumini ignis temperatos id eſt accenſos, colo-
              <lb/>
            rem reddere flauum, ſi non admiſcetur multa aquea
              <lb/>
            humiditas. </s>
            <s xml:id="echoid-s2035" xml:space="preserve">Similiter fumus, ſi craſſus accenditur effi-
              <lb/>
            cit puniceum, aut cyaneum: </s>
            <s xml:id="echoid-s2036" xml:space="preserve">at ſi adhuc craſsior fue-
              <lb/>
            rit, purpureum monſtrat colorem. </s>
            <s xml:id="echoid-s2037" xml:space="preserve">Sic ærugo ferri ac-
              <lb/>
            cenſa creat turchinum vulgo appellatum: </s>
            <s xml:id="echoid-s2038" xml:space="preserve">& </s>
            <s xml:id="echoid-s2039" xml:space="preserve">nitrum,
              <lb/>
            ianthinum, ſiue malis paonaccium, vt nos experien-
              <lb/>
            tia ſæpe comperimus. </s>
            <s xml:id="echoid-s2040" xml:space="preserve">Atque hæc diuerſitas proue-
              <lb/>
            nit ab ipſis coloribus lumini permixtis. </s>
            <s xml:id="echoid-s2041" xml:space="preserve">Cæterùm, ne
              <lb/>
            cui moueat ſcrupulum Ariſtotelis authoritas, qui ter
              <lb/>
            tio Meteoror. </s>
            <s xml:id="echoid-s2042" xml:space="preserve">cenſet variari colores, ob refractionẽ
              <lb/>
            radiorum ad oculos: </s>
            <s xml:id="echoid-s2043" xml:space="preserve">dicendum eſt, viſionem fieri in-
              <lb/>
            tromittendo, & </s>
            <s xml:id="echoid-s2044" xml:space="preserve">eo modo ſpecies colorum deferri ad
              <lb/>
            oculos, quo radii, quibus color apparet, refrangun-
              <lb/>
            tur. </s>
            <s xml:id="echoid-s2045" xml:space="preserve">Poſſunt autem variis modis refrangi, vel ratione
              <lb/>
            coloris, vel medii, vel luminis infirmioris, aut </s>
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