Panasonic PT-LB30 Lcd Projector - Multi-lang - Page 63
Projection dimensions calculation methods, Maximum Projection Distance
UPC - 791871111154
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Projection dimensions calculation methods If the screen size (diagonal) is SD (m), then the following formula is used to calculate the projection distance for the wide lens position (LW) and the projection distance for the telephoto lens position (LT). 4:3 SD H1 SH LW/LT SW Minimum Projection Distance LW=0.030xSD/0.0254-0.044 Maximum Projection Distance LT=0.036xSD/0.0254-0.044 For 16:9 aspect ratios, the following formula can be used to calculate the projection distance. Minimum Projection Distance LW=0.033xSD/0.0254-0.044 Maximum Projection Distance LT=0.040xSD/0.0254-0.044 *The values obtained from the formulas above are approximate. Others ENGLISH-63
Others
Projection dimensions calculation methods
If the screen size (diagonal) is SD (m), then the following formula is used to
calculate the projection distance for the wide lens position (LW) and the
projection distance for the telephoto lens position (LT).
E
NGLISH
-63
SD
SW
4:3
LW/LT
H1
SH
*The values obtained from the formulas above are approximate.
For 16:9 aspect ratios, the following formula can be used to calculate the
projection distance.
LW=0.030xSD/0.0254-0.044
LT=0.036xSD/0.0254-0.044
Minimum Projection Distance
Maximum Projection Distance
LW=0.033xSD/0.0254-0.044
LT=0.040xSD/0.0254-0.044
Minimum Projection Distance
Maximum Projection Distance