Calculation Formulas For Projection Distance By Lens Types - Panasonic PT-D10000 Operating Instructions Manual

If the projector is used with a screen size not listed in this manual, check the diagonal dimension (inch) of your
screen and calculate the projection distance using the following formulas.
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Calculation formulas for projection distance by lens types

(for PT-DW10000U)
Model number of Model number of
Throw ratio Throw ratio
projection lens projection lens
ET-D75LE1 ET-D75LE1 1.4-1.8 : 1 1.4-1.8 : 1
ET-D75LE2 ET-D75LE2 1.8-2.8 : 1 1.8-2.8 : 1
ET-D75LE3 ET-D75LE3 2.8-4.6 : 1 2.8-4.6 : 1
Zoom Zoom
lens lens
ET-D75LE4 ET-D75LE4 4.6-7.4 : 1 4.6-7.4 : 1
ET-D75LE8 ET-D75LE8 7.3-13.8 : 1 7.3-13.8 : 1
ET-D75LE6 ET-D75LE6 0.9-1.1 : 1 0.9-1.1 : 1
Fixed- Fixed-
focus focus ET-D75LE5 ET-D75LE5
lens lens
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Calculation formulas for projection distance by lens types
(for PT-D10000U)
Model number of Model number of
Throw ratio Throw ratio
projection lens projection lens
ET-D75LE1 ET-D75LE1 1.5-2.0 : 1 1.5-2.0 : 1
ET-D75LE2 ET-D75LE2 2.0-3.0 : 1 2.0-3.0 : 1
ET-D75LE3 ET-D75LE3 3.0-5.0 : 1 3.0-5.0 : 1
Zoom Zoom
lens lens
ET-D75LE4 ET-D75LE4 5.0-8.0 : 1 5.0-8.0 : 1
7.9-15.0 : 1 7.9-15.0 : 1
ET-D75LE8 ET-D75LE8
8.0-15.0 : 1 8.0-15.0 : 1
ET-D75LE6 ET-D75LE6 1.0-1.2 : 1 1.0-1.2 : 1
Fixed- Fixed-
focus focus ET-D75LE5 ET-D75LE5
lens lens
Aspect ratio Aspect ratio
16:9 16:9
16:9 16:9
16:9 16:9
16:9 16:9
16:9 16:9
16:9 16:9
0.7 : 1 0.7 : 1 16:9 16:9
Aspect ratio Aspect ratio
4:3 4:3
16:9 16:9
4:3 4:3
16:9 16:9
4:3 4:3
16:9 16:9
4:3 4:3
16:9 16:9
4:3 4:3
16:9 16:9
4:3 4:3
16:9 16:9
4:3 4:3
0.8 : 1 0.8 : 1
16:9 16:9
Projection distance (L) formula Projection distance (L) formula
Minimal distance: L=0.0307 × Screen diagonal (inch) – 0.0760 Minimal distance: L=0.0307 × Screen diagonal (inch) – 0.0760
Maximal distance: L=0.0410 × Screen diagonal (inch) – 0.1004 Maximal distance: L=0.0410 × Screen diagonal (inch) – 0.1004
Minimal distance: L=0.0412 × Screen diagonal (inch) – 0.0795 Minimal distance: L=0.0412 × Screen diagonal (inch) – 0.0795
Maximal distance: L=0.0617 × Screen diagonal (inch) – 0.1064 Maximal distance: L=0.0617 × Screen diagonal (inch) – 0.1064
Minimal distance: L=0.0617 × Screen diagonal (inch) – 0.0958 Minimal distance: L=0.0617 × Screen diagonal (inch) – 0.0958
Maximal distance: L=0.1031 × Screen diagonal (inch) – 0.1216 Maximal distance: L=0.1031 × Screen diagonal (inch) – 0.1216
Minimal distance: L=0.1031 × Screen diagonal (inch) – 0.1158 Minimal distance: L=0.1031 × Screen diagonal (inch) – 0.1158
Maximal distance: L=0.1639 × Screen diagonal (inch) – 0.1013 Maximal distance: L=0.1639 × Screen diagonal (inch) – 0.1013
Minimal distance: L=0.1640 × Screen diagonal (inch) – 0.3862 Minimal distance: L=0.1640 × Screen diagonal (inch) – 0.3862
Maximal distance: L=0.3072 × Screen diagonal (inch) – 0.3598 Maximal distance: L=0.3072 × Screen diagonal (inch) – 0.3598
Minimal distance: L=0.0207 × Screen diagonal (inch) – 0.0566 Minimal distance: L=0.0207 × Screen diagonal (inch) – 0.0566
Maximal distance: L=0.0248 × Screen diagonal (inch) – 0.0736 Maximal distance: L=0.0248 × Screen diagonal (inch) – 0.0736
L= 0.0158 × Screen diagonal (inch) – 0.0835 L= 0.0158 × Screen diagonal (inch) – 0.0835
Projection distance (L) formula Projection distance (L) formula
Minimal distance: L=0.0307 × Screen diagonal (inch) – 0.0760 Minimal distance: L=0.0307 × Screen diagonal (inch) – 0.0760
Maximal distance: L=0.0410 × Screen diagonal (inch) – 0.1004 Maximal distance: L=0.0410 × Screen diagonal (inch) – 0.1004
Minimal distance: L=0.0334 × Screen diagonal (inch) – 0.0760 Minimal distance: L=0.0334 × Screen diagonal (inch) – 0.0760
Maximal distance: L=0.0446 × Screen diagonal (inch) – 0.1004 Maximal distance: L=0.0446 × Screen diagonal (inch) – 0.1004
Minimal distance: L=0.0412 × Screen diagonal (inch) – 0.0795 Minimal distance: L=0.0412 × Screen diagonal (inch) – 0.0795
Maximal distance: L=0.0617 × Screen diagonal (inch) – 0.1064 Maximal distance: L=0.0617 × Screen diagonal (inch) – 0.1064
Minimal distance: L=0.0448 × Screen diagonal (inch) – 0.0795 Minimal distance: L=0.0448 × Screen diagonal (inch) – 0.0795
Maximal distance: L=0.0672 × Screen diagonal (inch) – 0.1064 Maximal distance: L=0.0672 × Screen diagonal (inch) – 0.1064
Minimal distance: L=0.0617 × Screen diagonal (inch) – 0.0958 Minimal distance: L=0.0617 × Screen diagonal (inch) – 0.0958
Maximal distance: L=0.1031 × Screen diagonal (inch) – 0.1216 Maximal distance: L=0.1031 × Screen diagonal (inch) – 0.1216
Minimal distance: L=0.0672 × Screen diagonal (inch) – 0.0958 Minimal distance: L=0.0672 × Screen diagonal (inch) – 0.0958
Maximal distance: L=0.1123 × Screen diagonal (inch) – 0.1216 Maximal distance: L=0.1123 × Screen diagonal (inch) – 0.1216
Minimal distance: L=0.1031 × Screen diagonal (inch) – 0.1158 Minimal distance: L=0.1031 × Screen diagonal (inch) – 0.1158
Maximal distance: L=0.1639 × Screen diagonal (inch) – 0.1013 Maximal distance: L=0.1639 × Screen diagonal (inch) – 0.1013
Minimal distance: L=0.1123 × Screen diagonal (inch) – 0.1158 Minimal distance: L=0.1123 × Screen diagonal (inch) – 0.1158
Maximal distance: L=0.1786 × Screen diagonal (inch) – 0.1013 Maximal distance: L=0.1786 × Screen diagonal (inch) – 0.1013
Minimal distance: L=0.1640 × Screen diagonal (inch) – 0.3862 Minimal distance: L=0.1640 × Screen diagonal (inch) – 0.3862
Maximal distance: L=0.3072 × Screen diagonal (inch) – 0.3598 Maximal distance: L=0.3072 × Screen diagonal (inch) – 0.3598
Minimal distance: L=0.1786 × Screen diagonal (inch) – 0.3862 Minimal distance: L=0.1786 × Screen diagonal (inch) – 0.3862
Maximal distance: L=0.3346 × Screen diagonal (inch) – 0.3598 Maximal distance: L=0.3346 × Screen diagonal (inch) – 0.3598
Minimal distance: L=0.0207 × Screen diagonal (inch) – 0.0566 Minimal distance: L=0.0207 × Screen diagonal (inch) – 0.0566
Maximal distance: L=0.0248 × Screen diagonal (inch) – 0.0736 Maximal distance: L=0.0248 × Screen diagonal (inch) – 0.0736
Minimal distance: L=0.0225 × Screen diagonal (inch) – 0.0566 Minimal distance: L=0.0225 × Screen diagonal (inch) – 0.0566
Maximal distance: L=0.0270 × Screen diagonal (inch) – 0.0736 Maximal distance: L=0.0270 × Screen diagonal (inch) – 0.0736
L= 0.0158 × Screen diagonal (inch) – 0.0835 L= 0.0158 × Screen diagonal (inch) – 0.0835
L= 0.0172 × Screen diagonal (inch) – 0.0835 L= 0.0172 × Screen diagonal (inch) – 0.0835
Units: m Units: m
Units: m Units: m
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