How Brunelleschi "Discovered" Linear Perspective

!"#$%&'()**)+,-.$/0.+,"1)&)2/$3.()4&$5)&+6),7.1)$
!"#$%&'()%*$+&
&
,-.$-)-/%(/0&%1-&2*3+&4&,-.$-)-/%(/0&!.#5-&
!"#$%&'(#)**#(+'%#&$)*$*%"#,%+-'#&-.%#+")'/',%$"&012"%+#&'31-%04*'&/#$)0(%03%(#$1&'5%)(+-1,)(2%
*$1,)'*%03%#(#$06)+#-%,)**'+$)0(*5%7#*%#%6'#(*%$0%&'+&'#$'%$"'%89,)6'(*)0(#-%:".*)+#-%&'#-)$.%03%$"'%
"16#(%30&6%0(%;9,)6'(*)0(#-%*1&3#+'*<%=(%:#&$5%$"'%>'.%$0%$")*%#+")'/'6'($%-#.%)(%1(,'&*$#(,)(2%$"'%
1(,'&-.)(25%"),,'(%*$&1+$1&'%03%$"'%"16#(%40,.%7")+"%$"'(%'(#4-',%$"'%#&$)*$%$0%:&0,1+'%&'#-)*$)+%
&':&'*'($#$)0(*%03%7"#$%"'%*#7%0(%$"'%3-#$%*1&3#+'%03%#%7#--%)(%$"'%+#*'%03%3&'*+0'*%0&%0(%#%700,'(%:#('-%
0&%:#:'&%)(%$"'%+#*'%03%,&#7)(2*<%
=3%#&$)*$*%)(%$"'%?@$"%+'($1&.%"#,%-'#&(',%$0%:0&$&#.%7)$"%3#)$"31-%#++1&#+.%$"'%"16#(%30&6%
$"&012"%+#&'31-%04*'&/#$)0(%#(,%#(#$06)+#-%,)**'+$)0(%99%#%*)6)-#&%)(*:)&#$)0(%0++1&&',%$0%$"0*'%*''>)(2%
#%+0&&'*:0(,)(2%,&#6#$)+%&'#-)$.%)(%$"'%&':&'*'($#$)0(%03%:".*)+#-%*:#+'<%A%6'#(*%7#*%,'/)*',%'#&-.%)(%
$"'%?@$"%+'($1&.%30&%$&#(*-#$)(2%$"'%&'#-)$.%03%89,)6'(*)0(#-%(#$1&#-%:"'(06'(#%0($0%;9,)6'(*)0(#-%
*1&3#+'*5%:&0,1+)(2%/)&$1#--.%&'#-)*$)+%+0:)'*<%A%+0&&'*:0(,'(+'%7#*%$"1*%6#,'%:0**)4-'5%$"&012"%
6#$"'6#$)+*5%4'$7''(%$"'%&':&'*'($)0(#-%&'#-)$.%03%$"'%#&$)*$%#(,%$"'%:".*)+#-%&'#-)$.%03%(#$1&'<%
%
2$6/-77-)51(8)&9:.-$("-/%&&
B"'%3)&*$%$0%+#&&.%01$%#%*'&)'*%03%0:$)+#-%'C:'&)6'($*%$"#$%-',%$0%#%6#$"'6#$)+#-%$"'0&.%03%
:'&*:'+$)/'%7#*%$"'%D-0&'($)('%#&+")$'+$%#(,%'(2)(''&%D)-)::0%E&1('--'*+")<%
%
Source URL: http://smarthistory.khanacademy.org/Brunelleschi.html
Saylor URL: http://www.saylor.org/courses/arth206/ (Art History 206)
Attributed to: SmartHistory
Saylor.org
Page 1 of 2
F)*%60*$%*$1(()(2%#++06:-)*"6'($5%)(%3#+$5%)*%$"'%*$1:'(,01*%,06'%7")+"%+&07(*%$"'%+#$"',&#-%
)(%D-0&'(+'5%#%70&>%7")+"%0++1:)',%")6%)($'&6)$$'($-.%3&06%?G?H%$0%?G8G<%
B"'%$'+"()+#-%,)33)+1-$)'*%)(/0-/',%)(%'&'+$)(2%$"'%('7%,06'%1(,'&*+0&'%#(%)6:0&$#($%#*:'+$%03%
")*%$#-'($*I%"'%7#*%#%,#&)(2%)((0/#$0&5%7)$"%#%*0-),%>(07-',2'%03%6#$"'6#$)+*%#(,%6'+"#()+*<%
J'&3'+$-.%)(%>'':)(2%7)$"%E&1('--'*+")K*%)($'&'*$*%#&'%'C:'&)6'($*%"'%)*%&':0&$',%$0%"#/'%:'&30&6',%0(%
$"'%*14L'+$%03%6#$"'6#$)+#-%:'&*:'+$)/'<%A($0()0%M#('$$)5%E&1('--'*+")K*%4)02&#:"'&5%7&)$)(2%#%+'($1&.%
-#$'&5%,'*+&)4'*%0('%03%$"'*'%'C:'&)6'($*5%)(%7")+"%E&1('--'*+")%:#)($',%#(%'C#+$%+0:.%03%$"'%E#:$)*$&.%)(%
3&0($%03%$"'%3#601*%+#$"',&#-%)(%D-0&'(+'%0(%$"'%*1&3#+'%03%#%*6#--%6)&&0&%99%0(%$0:%03%)$*%07(%&'3-'+$)0(<%
B0%,'60(*$&#$'%$"'%3#+$%$"#$%$")*%7#*%)(,'',%#(%'C#+$%&':-)+#%$"#$%701-,%300-%$"'%'.'5%E&1('--'*+")%
,&)--',%#%*6#--%"0-'%)(%$"'%6)&&0&%#(,%$"'(%*$00,%,)&'+$-.%)(%3&0($%03%$"'%E#:$)*$&.5%-00>)(2%$"&012"%$"'%
:'':"0-'%$0%*''%$"'%&'#-%41)-,)(2<%F'%"'-,%1:%#%6)&&0&%)(%3&0($%03%$"'%:#('-%7")+"%4-0+>',%$"'%/)'7%03%
$"'%&'#-%41)-,)(25%41$%(07%&'3-'+$',%$"'%:#)($',%/'&*)0(%03%$"'%*#6'%*+'('<%E.%60/)(2%$"'%6)&&0&%)(%#(,%
01$%03%$"'%7#.5%E&1('--'*+")%+01-,%*"07%$"#$%"'%"#,%)(,'',%:&0,1+',%#(%'C#+$%+0:.%03%$"'%89
,)6'(*)0(#-5%0+$#20(#-%41)-,)(2%0(%$"'%$70%,)6'(*)0(#-%*1&3#+'%03%")*%6)&&0&<%
%
E1$%(075%70&>)(2%7)$"%$"'%;9,)6'(*)0(#-%/'&*)0(5%)$%7#*%:0**)4-'%$0%#(#-.N'%)$*%*$&1+$1&'%
6#$"'6#$)+#--.%99%#(,%#*%E&1('--'*+")%301(,5%$"'&'%7#*%#%6#$"'6#$)+#-%>'.5%(0$%0(-.%#%+'($&#-%/#()*")(2%
:0)($%7")+"%.01%+#(%*''%)(%$"'%2&#:")+%4'-07%99%#%/#()*")(2%:0)($%7")+"%7#*%,'3)(',%'C#+$-.%0::0*)$'%$0%
E&1('--'*+")K*%07(%:0*)$)0(%*$#(,)(2%)(%3&0($%03%$"'%E#:$)*$&.5%41$%$")*%:0)($%#-*0%,'$'&6)(',%$"'%"0&)N0(%
-)('5%B"'%"0&)N0(%(0$%0(-.%:#**'*%$"&012"%$"'%+'($&#-%/#()*")(2%:0)($5%41$%)*%#-*0%$"'%-)('%0(%7")+"%$"'%
$709:0)($%:'&*:'+$)/'%,'3)(',%4.%$"'%04-)O1'%/#()*")(2%:0)($*%#-*0%3#--*%99%(#6'-.%$"'%-)('*%,'3)()(2%$"'%
:'&*:'+$)/'%03%$"'%E#:$)*$&.%)$*'-3<%%
!"#$%)*%+-'#&%)*%+-'#&%3&06%M#('$$)K*%,'*+&):$)0(%)*%$"#$%$"'%:#('-%+0(*$&1+$',%4.%E&1('--'*+")%
7#*%6#,'%4.%+#&'31-%6#$"'6#$)+#-%+#-+1-#$)0(<%
%
Source URL: http://smarthistory.khanacademy.org/Brunelleschi.html
Saylor URL: http://www.saylor.org/courses/arth206/ (Art History 206)
Attributed to: SmartHistory
Saylor.org
Page 2 of 2