Q^VATVOR LENTIVM. a33 



tum vcro ^=i^-4-rn^77) et ^<CjV Hinc 

 fi fit i erit 



C •ft^ " rt ' fi^^ '» ft • 4\^^^ " /t 



r—,,^-4<5Ct jABzrl^la; BC— IJfiaj CD-f^^,* 



_, A— '?nr^ /)— Ff.ai P — ,. a, /) — ,oja 

 f_-i„^_..ct ^^j5_..i«. BCzz^i^.^a^ CDi=.l,'^a 



r__j,,^— . et ^^j3_..«. BC— AV^ai CDi^jJ^a. 



15. Poftremus hic cafus imprimis ad praxiii 

 accommodatus \idctiir , quia lentis obiediuac dillan- 

 tia focalis a fit pro hac multiplicatione circiter 45 

 dig. ficque tota tubi longitudo crit 65 dig. et cam- 

 pus confpicuus maior er.t eo , qucm huiusmodi tu- 

 bus morc \ulgari conftru<flus oftendit. Nollcm hic 

 c minus acciperc , quia lcntes p^^ et p^''^ nimis fie- 

 rcnt paruac , hocque ipfb confufioncm augercnt. 

 Verum fi campo phis detrahcre vclimus tribucudo 

 ipfi « maiorcs \a1ores , breuiora telcscopia huius 

 gencris obtincri potcrunt , quac \ulgaria cum ratio- , 

 nc campi , tum pnritate rcpraefcntationis fuperabunt. 

 Videamus autcm quantum lucri impetrarc \alcamus, 

 fi quintam infiipcr lcntcm adiungamus, quam pri- 

 mo antc focum obiccliuae lcntis conftitui conueniet. 



Tom.XII.Nou.Comm. Cg De 



