( 6o8j > 
demonnrdHnt, ftee radios folkres qui Hmhoiilta^ pArAltelds clMdmt.m 
rigore wathmatko paralMas effe J cum mn aldemQ^ftraiionem Jedad dfff 
firationem hoc exemplomar. 
Hifccfr^mijfis. fingamm ab ommbm -^totot^i^i puHUis raiks p^iraiU, 
los fmendi, & ad arigulos qkamfieripoteP remfimos in pUmm Vanto. 
gniphicts mciderff'^ qHaratmefiat , m Index Stcreographicus mma 
illapm^ia faltemprcscipmpercHrrat y nunc inquWendum re fiat. 
FofittUt ^^htmtxm inter delineandnm , ocHlumprorfw flxum. 
Sed^ {fi hac nova methodo dcUneandi utarls^) fit ocutus in Profopagra- 
phia Hber drjolmm, neque Hllicerto pmCloaffixHs ^ Proque Indice Stsre^ 
9gra^hicofitTigillpim, feH regHla othnga, piano Parallelogrammi ad an^ 
gHlos re^hs aptata. Tigillo deinde hmc infigantUr df(£ dioptra.per quas qcH" 
Ifts quafi collimare in omnia corporis defer ihendi pmFra, fa/tem pracipua^ 
fa rmonepofilt , ut radim vlfmlis ^per dioptr as admiffm, piano infirHmen* 
$1 [emper fit perptndienlaris y excipiatque V^ntogrzphicQs planum imagi^ 
nem aeream ad angulos reBos^ Et dnm oculi acies micmqne ohje5ii depinge»* • 
di fun^^ofiHcctffive apptkaturyfiylns^ dehito pr<&emte apparatu^ in charts 
fubje^k ^ figHram objeEii.fecHndHm naturaUm ipfim fymmetriam , dati 
proptfrtioneycxafti defer ibet. 
In hoc cafH dtco , dnmrnodo tantnm a centra infirumenti difiet ftyltif 
fcr 'tptoriusyquantum ab eodem.radim ab objeUo ad oculum per dioptras protend 
fMyVmaginemin Charta dfiUam Orthographici PrQtotypo aqMlemfore.^»od 
frnqfidtftum, Idqpie fic colligitHr, 
^a fmt Orthographice squalia mi terttejnter fefmt aqualU. 
SedEffigies defcriptay&Pr&totyponfmt Orthographice aqmlia mi tertio^ 
mm% interceptioni imagmis paralleU^ quam excipit P arallelogrammi planum 
ad angfflos reUos, E. & inter fe fmt aqnalia. Major eB certa , mpote 
jrincipium Geometric fif»» Minor ex hypothefipatet* Si quU am em Effi^ 
giem fervatis proportionibm & fymmetris diminni cupiaty hoc fact lUme a^e'^^ 
quetHr^ ftjlnm Scriptorium inter indicem centrumque infirumenti cellocaH*^ 
Sedobjicientforfanquidam^ in obje^Hs ionge dijfitis dioptrarum nullum 
foreufum» ^Itddveroilludnofirkinterefly cum ad tollendas t ant urn if% 
Profopographia difficultates , quibus haBenus Scheineri Parallelogram^ 
mmn labor avit h^c nofira Methoms comparata fit f Efi enimy ubi commodi- 
m fixo, efiyHbi commodim foluto eeulo ddineatio tranfigatur^ ^uoufque 
autem foluto , & quando fixo ocuk delineandum fit^ altioris efl difquifi* 
tionis, Occupatior fum imprafentiaruM , quam ut huic indagationi va-- 
cem. Hac , brevitati fludens , mode f ulcere arbitror, Reliqua inge*^ 
nio[o tyreni data opera refervo, 
dih KaUMaii 
MDCLXXa 
Nun nnn Breyli 
