Ibn-al-Haitam, al-Hasan Ibn-al-Hasan; Witelo; Risner, Friedrich, Opticae thesavrvs Alhazeni Arabis libri septem, nunc primùm editi. Eivsdem liber De Crepvscvlis & Nubium ascensionibus. Item Vitellonis Thuvringopoloni Libri X. Omnes instaurati, figuris illustrati & aucti, adiectis etiam in Alhazenum commentarijs, a Federico Risnero, 1572

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            <s xml:id="echoid-s20086" xml:space="preserve">
              <pb file="0298" n="298" rhead="FEDERICI RISNERI"/>
            Morbeta (cui Vitello opticam ſuam nuncupauit) uixit anno
              <lb/>
            Chriſti 1269, ut ille ipſe de Morbeta teſtificatur in ſua geo-
              <lb/>
            mantia (quam manuſcriptam legimus) eodem etiam anno
              <lb/>
            ſectionibus octo collecta, magiſtroq́;</s>
            <s xml:id="echoid-s20087" xml:space="preserve"> Arnolpho nepotiſuo
              <lb/>
            dedicata:</s>
            <s xml:id="echoid-s20088" xml:space="preserve"> & in hanc quo que temporis ætatem doctiſſimi
              <lb/>
            uiri & excellentiſſimi mathematici Eraſmus Reinholdus &
              <lb/>
            Gaſparus Peucerus Vitellonem retulerunt.</s>
            <s xml:id="echoid-s20089" xml:space="preserve"> Quapropterlo-
              <lb/>
            cupletioribus teſtimonijs cõſtat Vitellonem incidiſſe in an-
              <lb/>
            num Chriſti circiter 1270, annis nempe anteactis propemo-
              <lb/>
            dum trecentis.</s>
            <s xml:id="echoid-s20090" xml:space="preserve"> Verùm id de tempore.</s>
            <s xml:id="echoid-s20091" xml:space="preserve"> Locus autem, ubi ſtu-
              <lb/>
            dia hæc excoluerit, minimè uidetur Sarmatia fuiſſe.</s>
            <s xml:id="echoid-s20092" xml:space="preserve"> Quædã
              <lb/>
            ſuntin opticis notæ Vitellonem in Italiam ueniſſe, Italiæq́;</s>
            <s xml:id="echoid-s20093" xml:space="preserve">
              <lb/>
            bibliothecis adiutum fuiſſe.</s>
            <s xml:id="echoid-s20094" xml:space="preserve"> Etenim Vitello ipſe de ſe teſtis
              <lb/>
            eſt libro 10 theoremate 42 ſe primùm omniũ in Italia ad Cu-
              <lb/>
            balum (quilocus eſt inter Paduam & Vincentiam) contem-
              <lb/>
            platione aquæ tenuiſſimæ ac limpidiſſimæ ad opticas artes
              <lb/>
            incenſum atq;</s>
            <s xml:id="echoid-s20095" xml:space="preserve"> inflammatum eſſe:</s>
            <s xml:id="echoid-s20096" xml:space="preserve"> harum enim form arum
              <lb/>
            intuitu (ait) & mirabili tranſmutatione primum nos am or
              <lb/>
            huius ſtudij allexit:</s>
            <s xml:id="echoid-s20097" xml:space="preserve"> & libro 10 theoremate 67, ubi ſcribit ex
              <lb/>
            iride, quam in aqua è ſcopulo Viterbio proximo uehemen-
              <lb/>
            tius præcipitata ſæpenumero uidiſſet, pleraſque iridis affe-
              <lb/>
            ctiones & proprietates ſibi animaduerſas & obſeruatas eſſe:</s>
            <s xml:id="echoid-s20098" xml:space="preserve">
              <lb/>
            illud (inquit) nobis principium cogitationis fuit, ut præſen
              <lb/>
            ti negotio ſtudium applicaremus.</s>
            <s xml:id="echoid-s20099" xml:space="preserve"> At quòd Vitello in Italia,
              <lb/>
            quòd Romæ tum cæteris liberalibus honeſtisq́;</s>
            <s xml:id="echoid-s20100" xml:space="preserve"> ſtudijs, tum
              <lb/>
            uerò opticis operam nauarit, maius fortaſſe argumentũ ui-
              <lb/>
            deatur, quòd Guilielmo de Morbeta (quitum romani pon-
              <lb/>
            tificis pœnitentiarum, utappellant, Romæ agebat) ſuaſore
              <lb/>
            & hortatore, utipſe in proœmio teſtatur, optica primũ con-
              <lb/>
            ſcribenda ſuſceperit, eidemq́;</s>
            <s xml:id="echoid-s20101" xml:space="preserve"> abſoluta poſtea nuncuparit.</s>
            <s xml:id="echoid-s20102" xml:space="preserve">
              <lb/>
            Verumenimuerò fuerit Vitello Sarmata:</s>
            <s xml:id="echoid-s20103" xml:space="preserve"> uixerit tempore nõ
              <lb/>
            admodum literarũ, præſertim tam reconditarum ſtudijs de-
              <lb/>
            dito:</s>
            <s xml:id="echoid-s20104" xml:space="preserve"> bibliothecas Italię puluere obſitas, & in ijs ſepultos o-
              <lb/>
            pticos offenderit:</s>
            <s xml:id="echoid-s20105" xml:space="preserve"> attamen quid & quãtum uiribus ingenij
              <lb/>
            perfecerit, pręclara eius monimenta ſempiterno teſtimonio
              <lb/>
            erunt:</s>
            <s xml:id="echoid-s20106" xml:space="preserve"> non ſolùm in phyſiologicis, quæ citat libro 5 theore-
              <lb/>
            mate 18, & libro 10 theoremate 80:</s>
            <s xml:id="echoid-s20107" xml:space="preserve"> in libris de ordine entiũ:</s>
            <s xml:id="echoid-s20108" xml:space="preserve">
              <lb/>
            de elementatis cõcluſionibus, quinominantur in præfatio-
              <lb/>
            ne & libro 1 theoremate 28:</s>
            <s xml:id="echoid-s20109" xml:space="preserve"> in libris de ſcientia motuum cœ
              <lb/>
            </s>
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