Huygens, Christiaan, Christiani Hugenii opera varia; Bd. 2: Opera geometrica. Opera astronomica. Varia de optica

Table of figures

< >
< >
page |< < (601) of 568 > >|
    <echo version="1.0RC">
      <text xml:lang="la" type="free">
        <div xml:id="echoid-div361" type="section" level="1" n="145">
          <p>
            <s xml:id="echoid-s7065" xml:space="preserve">
              <pb o="601" file="0337" n="354" rhead="IN SYSTEMA SATURNIUM."/>
            Roma diſceſſit, ſecum detulit; </s>
            <s xml:id="echoid-s7066" xml:space="preserve">unum Thomas Paggi nobilis
              <lb/>
            Anglus; </s>
            <s xml:id="echoid-s7067" xml:space="preserve">Taurinum alterum miſſum eſt; </s>
            <s xml:id="echoid-s7068" xml:space="preserve">Fabritius Guaſtafer-
              <lb/>
            rus Romanus, vir conſuetudine & </s>
            <s xml:id="echoid-s7069" xml:space="preserve">amicitia mihi conjunctiſ-
              <lb/>
            ſimus, rerumqùe optimarum ſludioſiſſimus, unum habuit;
              <lb/>
            </s>
            <s xml:id="echoid-s7070" xml:space="preserve">Bononiam unum miſi ad Illuſtriſſimum Comitem Carolum
              <lb/>
            Antonium Manzinum, virum ſanè rerum iſtarum peritiſſi-
              <lb/>
            mum, doctorem eximium, cujus Dioptricam in dies expe-
              <lb/>
            ctamus, in qua haud dubiè ea legemus, quæ multi hactenus
              <lb/>
            deſiderarunt: </s>
            <s xml:id="echoid-s7071" xml:space="preserve">Unum etiam fabricavi Illuſtriſſimo D. </s>
            <s xml:id="echoid-s7072" xml:space="preserve">Caramuel
              <lb/>
            Campaniæ Epiſcopo; </s>
            <s xml:id="echoid-s7073" xml:space="preserve">omitto alia; </s>
            <s xml:id="echoid-s7074" xml:space="preserve">nihil enim aliud jam à
              <lb/>
            multis annis ago.</s>
            <s xml:id="echoid-s7075" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s7076" xml:space="preserve">Tum deſcribit teleſcopium à ſe fabricatum, longum pedes
              <lb/>
            Rhenolandicos 23. </s>
            <s xml:id="echoid-s7077" xml:space="preserve">qui ſi reducantur ad palmos Romanos,
              <lb/>
            quos adhibent architecti, faciunt palmos 31. </s>
            <s xml:id="echoid-s7078" xml:space="preserve">uncias 4. </s>
            <s xml:id="echoid-s7079" xml:space="preserve">Vi-
              <lb/>
            tri objectivi (ſic vulgò vocant) orbis apertus diametrum ha-
              <lb/>
            bet pollicum 2. </s>
            <s xml:id="echoid-s7080" xml:space="preserve">cum triente: </s>
            <s xml:id="echoid-s7081" xml:space="preserve">ſeu palmi Romani unc. </s>
            <s xml:id="echoid-s7082" xml:space="preserve">3. </s>
            <s xml:id="echoid-s7083" xml:space="preserve">ſcru-
              <lb/>
            pul. </s>
            <s xml:id="echoid-s7084" xml:space="preserve">1. </s>
            <s xml:id="echoid-s7085" xml:space="preserve">Vitrum oculare ex duobus invicem unitis conſtans,
              <lb/>
            lenti æquivalet, & </s>
            <s xml:id="echoid-s7086" xml:space="preserve">radios, parallelos colligit, ac projicit in
              <lb/>
            focum, diſtantem pollic. </s>
            <s xml:id="echoid-s7087" xml:space="preserve">3. </s>
            <s xml:id="echoid-s7088" xml:space="preserve">prædicti pedis, id eſt, uncias 4.
              <lb/>
            </s>
            <s xml:id="echoid-s7089" xml:space="preserve">ſcrup. </s>
            <s xml:id="echoid-s7090" xml:space="preserve">2. </s>
            <s xml:id="echoid-s7091" xml:space="preserve">palmi Romani: </s>
            <s xml:id="echoid-s7092" xml:space="preserve">inde porrò deducit Hugenius, vi-
              <lb/>
            trum ſuum objectivum exquiſitum eſſe, cum ſit patiens len-
              <lb/>
            tis adeo acutæ, ut vocant, & </s>
            <s xml:id="echoid-s7093" xml:space="preserve">ad veras Saturni obſervationes,
              <lb/>
            ejuſmodi tubos, & </s>
            <s xml:id="echoid-s7094" xml:space="preserve">vitra adhiberi vult.</s>
            <s xml:id="echoid-s7095" xml:space="preserve"/>
          </p>
          <p>
            <s xml:id="echoid-s7096" xml:space="preserve">Hæc facilè omittere Hugenius potuiſſet; </s>
            <s xml:id="echoid-s7097" xml:space="preserve">nec enim his re-
              <lb/>
            gulis opus erat, cum longè ante fabricata fuerint teleſcopia,
              <lb/>
            quæ tum longitudine, tum vitrorum figura, tum operis per-
              <lb/>
            fectione Hugenianis minimè cedunt; </s>
            <s xml:id="echoid-s7098" xml:space="preserve">adhibui aliquando tu-
              <lb/>
            bum 36. </s>
            <s xml:id="echoid-s7099" xml:space="preserve">palmos longum, ac proinde longiorem Hugeniano
              <lb/>
            palmis 4. </s>
            <s xml:id="echoid-s7100" xml:space="preserve">unc. </s>
            <s xml:id="echoid-s7101" xml:space="preserve">8. </s>
            <s xml:id="echoid-s7102" xml:space="preserve">orbis autem aperti diameter fuit unc. </s>
            <s xml:id="echoid-s7103" xml:space="preserve">4.
              <lb/>
            </s>
            <s xml:id="echoid-s7104" xml:space="preserve">ſcrup. </s>
            <s xml:id="echoid-s7105" xml:space="preserve">2. </s>
            <s xml:id="echoid-s7106" xml:space="preserve">ſed ſublatis 2. </s>
            <s xml:id="echoid-s7107" xml:space="preserve">illis ſcrup. </s>
            <s xml:id="echoid-s7108" xml:space="preserve">propter longitudinis dif-
              <lb/>
            ferentiam 4. </s>
            <s xml:id="echoid-s7109" xml:space="preserve">ſcilicet palm. </s>
            <s xml:id="echoid-s7110" xml:space="preserve">unc. </s>
            <s xml:id="echoid-s7111" xml:space="preserve">8. </s>
            <s xml:id="echoid-s7112" xml:space="preserve">reſtat diameter orbis mei
              <lb/>
            vitri, major diametro orbis vitri Hugeniani unc. </s>
            <s xml:id="echoid-s7113" xml:space="preserve">1. </s>
            <s xml:id="echoid-s7114" xml:space="preserve">ac pro-
              <lb/>
            inde vel hoc nomine, meum teleſcopium Hugeniano præ-
              <lb/>
            ferendum, ex vulgari & </s>
            <s xml:id="echoid-s7115" xml:space="preserve">ab omnibus accepta regula; </s>
            <s xml:id="echoid-s7116" xml:space="preserve">cum
              <lb/>
            ſcilicet majoris aperturæ, ut ſic loquar, vitrum objectivum
              <lb/>
            patiens ſit.</s>
            <s xml:id="echoid-s7117" xml:space="preserve"/>
          </p>
        </div>
      </text>
    </echo>