V1.7
Lens Formulas - XGA Models (G5150 / G5350)
Distance Formulas (4:3) Definitions (units are in inches)
ELPLR03 Y = 0.64X -1.54 Y = throw distance
V1 = 0.3X X = diagonal screen size
W = image width
ELPLS03 Y(wide) = 1.07X – 1.80 H = image height
Y(tele) = 1.92X – 1.72 V1 = vertical offset
V1 = 0X ~ 0.6X
ELPLM04 Y(wide) = 1.92X – 3.94
Y(tele) = 2.91X – 3.88 4:3 Formulas 16:9 Formulas
V1 = 0X ~ 0.6X W = X / 1.25 W = X / 1.147375
W = H x 4/3 W = H x 9/16
ELPLM05 Y(wide) = 2.88X – 6.48 H = W x 4/3 H = W x 9/16
Y(tele) = 4.37X – 6.34
V1 = 0X ~ 0.6X
ELPLL06 Y(wide) = 4.31X – 6.99
Y(tele) = 5.81X – 7.18
V1 = 0X ~ 0.6X
Distance Formulas (16:9) Definitions (units are in inches)
ELPLR03 Y = 0.69X – 1.67 Y = throw distance
V1 = 0.245X X = diagonal screen size
W = image width
ELPLS03 Y(wide) = 1.16X – 1.96 H = image height
Y(tele) = 2.09X – 1.87 V1 = vertical offset
V1 = -0.081X ~ 0.572X
ELPLM04 Y(wide) = 2.09X – 4.30
Y(tele) = 3.17X – 4.22 4:3 Formulas 16:9 Formulas
V1 = -0.081X ~ 0.572X W = X / 1.25 W = X / 1.147375
W = H x 4/3 W = H x 9/16
ELPLM05 Y(wide) = 3.14X – 7.06 H = W x 4/3 H = W x 9/16
Y(tele) = 4.76X – 6.91
V1 = -0.081X ~ 0.572X
ELPLL06 Y(wide) = 4.69X – 7.62
Y(tele) = 6.33X – 7.83
V1 = -0.081X ~ 0.572X
** Note – popular screen sizes are listed in the charts below. If you do not see your screen size in the chart, please
use the formulas above **
