Projector position
Top edge of screen
Screen
Bottom edge of screen
Screen
Projection distances
PT-LB20NTU/PT-LB20U
4:3 Screen size
(diagonal)
0.84 m(33˝)
1.02 m(40˝)
1.27 m(50˝)
1.52 m(60˝)
1.78 m(70˝)
2.03 m(80˝)
2.29 m(90˝)
2.54 m(100˝)
3.05 m(120˝)
3.81 m(150˝)
T H E T R U S T E D S O U R C E F O R P R O J E C T O R L A M P S A N D A C C E S S O R I E S
5.08 m(200˝)
6.35 m(250˝)
7.62 m(300˝)
L
L
Projection distance (L)
Wide (LW)
—
1.2 m(3´11˝)
1.5 m(4´11˝)
1.8 m(5´10˝)
2.1 m(6´10˝)
2.4 m(7´10˝)
2.7 m(8´10˝)
3.0 m(9´10˝)
3.6 m(11´9˝)
4.5 m(14´9˝)
6.0 m(19´8˝)
7.5 m(24´7˝)
9.0 m(29´6˝)
L:
Projection distance
SH: Image height
SW:Image width
H1: Distance from center
of lens to bottom edge
of projected image
Telephoto (LT)
1.1 m(3´7˝)
1.4 m(4´7˝)
1.7 m(5´6˝)
2.1 m(6´10˝)
2.4 m(7´10˝)
2.8 m(9´2˝)
3.2 m(10´5˝)
3.5 m(11´5˝)
4.2 m(13´9˝)
5.3 m(17´4˝)
7.1 m(23´3˝)
8.9 m(29´2˝)
10.7 m(35´1˝)
Height position
(H1)
0.08 m(3-1/8˝)
0.09 m(3-17/32˝)
0.11 m(4-5/16˝)
0.14 m(5-1/2˝)
0.16 m(6-9/32˝)
0.18 m(7-1/16˝)
0.20 m(7-27/32˝)
0.22 m(8-21/32˝)
0.26 m(10-7/32˝)
0.33 m(12-31/32˝)
0.44 m(17-5/16˝)
0.55 m(21-5/8˝)
0.66 m(25-31/32˝)
E
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