Panasonic PT-EZ570U Operating Instructions - Page 32

Calculation formulas for projection distance by lens types, for EZ570 series, Lens type, Aspect ratio

Page 32 highlights

Getting Started Setting up If the projector is used with a screen size not listed in this manual, check the diagonal dimension (m) of your screen and calculation the projection distance using the following formula. JJCalculation formulas for projection distance by lens types (for EZ570 series) Lens type The standard zoom lens Fixed-focus Lens ET-ELW21 Short Zoom Lens ET-ELW20 Long Zoom Lens ET-ELT20 Ultra Long Zoom Lens ET-ELT21 Aspect ratio 16:10 16:9 4:3 16:10 16:9 4:3 16:10 16:9 4:3 16:10 16:9 4:3 16:10 16:9 4:3 Projection distance (L) formula Min. (LW) L= 1.390824 x SD(m) - 0.055300 Max. (LT) L= 2.363170 x SD(m) - 0.048000 Min. (LW) L= 1.429494 x SD(m) - 0.055300 Max. (LT) L= 2.428874 x SD(m) - 0.048000 Min. (LW) L= 1.574521 x SD(m) - 0.055300 Max. (LT) L= 2.675292 x SD(m) - 0.048000 L= 0.676950 x SD(m) - 0.058500 L= 0.695771 x SD(m) - 0.058500 L= 0.766360 x SD(m) - 0.058500 Min. (LW) L= 1.054401 x SD(m) - 0.055800 Max. (LT) L= 1.435954 x SD(m) - 0.054000 Min. (LW) L= 1.083717 x SD(m) - 0.055800 Max. (LT) L= 1.475879 x SD(m) - 0.054000 Min. (LW) L= 1.193663 x SD(m) - 0.055800 Max. (LT) L= 1.625612 x SD(m) - 0.054000 Min. (LW) L= 2.364811 x SD(m) - 0.114200 Max. (LT) L= 3.859024 x SD(m) - 0.112900 Min. (LW) L= 2.430561 x SD(m) - 0.114200 Max. (LT) L= 3.966318 x SD(m) - 0.112900 Min. (LW) L= 2.677150 x SD(m) - 0.114200 Max. (LT) L= 4.368715 x SD(m) - 0.112900 Min. (LW) L= 3.865178 x SD(m) - 0.213200 Max. (LT) L= 6.141781 x SD(m) - 0.210900 Min. (LW) L= 3.972643 x SD(m) - 0.213200 Max. (LT) L= 6.312543 x SD(m) - 0.210900 Min. (LW) L= 4.375682 x SD(m) - 0.213200 Max. (LT) L= 6.952973 x SD(m) - 0.210900 32 - ENGLISH

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Setting up
32
- ENGLISH
Getting Started
If the projector is used with a screen size not listed in this manual, check the diagonal dimension (m) of your
screen and calculation the projection distance using the following formula.
Calculation formulas for projection distance by lens types
J
(for EZ570 series)
Lens type
Aspect ratio
Projection distance (L) formula
The standard zoom
lens
16:10
Min. (LW) L= 1.390824 x SD(m) - 0.055300
Max. (LT) L= 2.363170 x SD(m) - 0.048000
16:9
Min. (LW) L= 1.429494 x SD(m) - 0.055300
Max. (LT) L= 2.428874 x SD(m) - 0.048000
4:3
Min. (LW) L= 1.574521 x SD(m) - 0.055300
Max. (LT) L= 2.675292 x SD(m) - 0.048000
Fixed-focus Lens
ET-ELW21
16:10
L= 0.676950 x SD(m) - 0.058500
16:9
L= 0.695771 x SD(m) - 0.058500
4:3
L= 0.766360 x SD(m) - 0.058500
Short Zoom Lens
ET-ELW20
16:10
Min. (LW) L= 1.054401 x SD(m) - 0.055800
Max. (LT) L= 1.435954 x SD(m) - 0.054000
16:9
Min. (LW) L= 1.083717 x SD(m) - 0.055800
Max. (LT) L= 1.475879 x SD(m) - 0.054000
4:3
Min. (LW) L= 1.193663 x SD(m) - 0.055800
Max. (LT) L= 1.625612 x SD(m) - 0.054000
Long Zoom Lens
ET-ELT20
16:10
Min. (LW) L= 2.364811 x SD(m) - 0.114200
Max. (LT) L= 3.859024 x SD(m) - 0.112900
16:9
Min. (LW) L= 2.430561 x SD(m) - 0.114200
Max. (LT) L= 3.966318 x SD(m) - 0.112900
4:3
Min. (LW) L= 2.677150 x SD(m) - 0.114200
Max. (LT) L= 4.368715 x SD(m) - 0.112900
Ultra Long Zoom Lens
ET-ELT21
16:10
Min. (LW) L= 3.865178
x SD(m) - 0.213200
Max. (LT) L= 6.141781 x SD(m) - 0.210900
16:9
Min. (LW) L= 3.972643 x SD(m) - 0.213200
Max. (LT) L= 6.312543 x SD(m) - 0.210900
4:3
Min. (LW) L= 4.375682 x SD(m) - 0.213200
Max. (LT) L= 6.952973 x SD(m) - 0.210900