Calculation Of The Projection Distance; Aspect Ratio - Panasonic PT-DW830K Spec File

S F
P E C I L
DLP ™ Projectors

Calculation of the projection distance

For a screen size different from the above, use the equation below to calculate the projection distance.

Aspect ratio 16:10

ET-DLE085 minimum
maximum
ET-DLE150 minimum
maximum
Supplied lens minimum
maximum
ET-DLE250 minimum
maximum
ET-DLE350 minimum
maximum
ET-DLE450 minimum
maximum
ET-DLE055 (fixed focus)
Aspect ratio 16:9
ET-DLE085 minimum
maximum
ET-DLE150 minimum
maximum
Supplied lens minimum
maximum
ET-DLE250 minimum
maximum
ET-DLE350 minimum
maximum
ET-DLE450 minimum
maximum
ET-DLE055 (fixed focus)
• Distances calculated with the above equations will include a slight error.
As of May 2013
SFD13M005
E
PT-DW830K/DW830W/DW830LK/DW830LW
L (m) = (diagonal screen size in inches) × 0.0183 - 0.0471
L (m) = (diagonal screen size in inches) × 0.0227 - 0.0442
L (m) = (diagonal screen size in inches) × 0.0300 - 0.0540
L (m) = (diagonal screen size in inches) × 0.0433 - 0.0498
L (m) = (diagonal screen size in inches) × 0.0398 - 0.0746
L (m) = (diagonal screen size in inches) × 0.0555 - 0.0725
L (m) = (diagonal screen size in inches) × 0.0524 - 0.0800
L (m) = (diagonal screen size in inches) × 0.0828 - 0.0792
L (m) = (diagonal screen size in inches) × 0.0827 - 0.1351
L (m) = (diagonal screen size in inches) × 0.1249 - 0.1346
L (m) = (diagonal screen size in inches) × 0.1251 - 0.3017
L (m) = (diagonal screen size in inches) × 0.1979 - 0.2991
L (m) = (diagonal screen size in inches) × 0.0184 - 0.0476
L (m) = (diagonal screen size in inches) × 0.0188 - 0.0471
L (m) = (diagonal screen size in inches) × 0.0233 - 0.0442
L (m) = (diagonal screen size in inches) × 0.0309 - 0.0540
L (m) = (diagonal screen size in inches) × 0.0445 - 0.0498
L (m) = (diagonal screen size in inches) × 0.0409 - 0.0746
L (m) = (diagonal screen size in inches) × 0.0571 - 0.0725
L (m) = (diagonal screen size in inches) × 0.0539 - 0.0800
L (m) = (diagonal screen size in inches) × 0.0851 - 0.0792
L (m) = (diagonal screen size in inches) × 0.0850 - 0.1351
L (m) = (diagonal screen size in inches) × 0.1284 - 0.1346
L (m) = (diagonal screen size in inches) × 0.1286 - 0.3017
L (m) = (diagonal screen size in inches) × 0.2034 - 0.2991
L (m) = (diagonal screen size in inches) × 0.0189 - 0.0476
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