
14-ENGLISH
IfyouareusingaprojectionscreensizenotlistedintheseOperatingInstructions,measurethediagonalscreen
sizeSD(m).Thenusethecalculationmethodsprovidedtodetermineprojectiondistance(L1)andthedistance
fromthetopoftheprojectortothebottomedgeofthescreen(A1).
EstablishingdimensionsL1andA1allowsyoutocalculateallotherdimensions.
(Unitsforcalculations:m)(Notethatthevaluesobtainedinthefollowingcalculationsareapproximations.)
Projection distance calculation method
Unit:m
zForPT-DZ870
Foranaspectratioof16:10 Foranaspectratioof16:9 Foranaspectratioof4:3
Projectiondistance(L1) =0.3205×SD+0.0047 =0.3294×SD+0.0047 =0.3628×SD+0.0047
Topofprojectortobottom
edgeofscreen(A1)
=0.1977×SD-0.0721 =0.2304×SD-0.0721 =0.2238×SD-0.0721
zForPT-DW830
Foranaspectratioof16:10 Foranaspectratioof16:9 Foranaspectratioof4:3
Projectiondistance(L1) =0.3365×SD+0.0047 =0.3459×SD+0.0047 =0.3809×SD+0.0047
Topofprojectortobottom
edgeofscreen(A1)
=0.2597×SD
-
0.0740 =0.2942×SD
-
0.0740 =0.2941×SD
-
0.0740
zForPT-DX100
Foranaspectratioof4:3 Foranaspectratioof16:9
Projectiondistance(L1) =0.3133×SD+0.0047 =0.3413×SD+0.0047
Topofprojectortobottom
edgeofscreen(A1)
=0.1881×SD-0.0715 =0.2866×SD-0.0715
zForPT-DZ770/DZ680/DZ6710/DZ6700
Foranaspectratioof16:10 Foranaspectratioof16:9 Foranaspectratioof4:3
Projectiondistance(L1) =0.3205×SD+0.0047 =0.3294×SD+0.0047 =0.3628×SD+0.0047
Topofprojectortobottom
edgeofscreen(A1)
=0.1977×SD-0.0671 =0.2304×SD-0.0671 =0.2238×SD-0.0671
zForPT-DW740/DW730/DW640/DW6300
Foranaspectratioof16:10 Foranaspectratioof16:9 Foranaspectratioof4:3
Projectiondistance(L1) =0.3365×SD+0.0047 =0.3459×SD+0.0047 =0.3809×SD+0.0047
Topofprojectortobottom
edgeofscreen(A1)
=0.2597×SD-0.0690 =0.2942×SD-0.0690 =0.2941×SD-0.0690
zForPT-DX810/DX800/DX610/D6000/D5000
Foranaspectratioof4:3 Foranaspectratioof16:9
Projectiondistance(L1) =0.3133×SD+0.0047 =0.3413×SD+0.0047
Topofprojectortobottom
edgeofscreen(A1)
=0.1881×SD-0.0665 =0.2866×SD-0.0665
zCalculationmethodforL2,L3,L4andA2
PT-DZ870/DW830/
DX100
PT-DZ770/DW740/DX810/
DZ680/DW640/DX610/DW730
DX800/DZ6710/DZ6700/DW6300/
D6000/D5000
Frontendoflenstoscreen(L2) L1+0.023
Projectorfrontendtoscreen(L3) L1-0.166
Projectorrearendtoscreen(L4) L1-0.679 L1-0.589
Projectorbottomtobottomedgeofscreen(A2) A1+0.200 A1+0.175
Projection relationships (continued)