Samsung SP-L300 Owner's Instructions Manual page 17

You can adjust the size of image within zoom range by manipulating the
Zoom Knob.
Focus the picture on the screen using the Focus Ring.
If your product is installed at a location out of the specified projection
distance (refer to
be adjusted correctly.
Leveling with Adjustable Feet
For level placing of the projector, adjust the Adjustable Feet of the projector.
The projector can be adjusted to a height of up to 30 mm (about 12 °) from the reference
point.
Depending on the position of the projector, Keystone distortion of image may appear.
If a keystone occurs, adjust it using the
Screen Size and Projection Distance
Install the projector on a flat, even surface and level the projector using the adjustable feet to realize optimal picture quality. If
images are not clear, adjust them using the Zoom Knob or Focus Ring, or move the projector forward and backward.
Horizental
Screen size
(M:inch)
(X:mm)
40 812.8
50 1016.0
60 1219.2
70 1422.4
80 1625.6
90 1828.8
100 2032.0
110 2235.2
120 2438.4
130 2641.6
140 2844.8
150 3048.0
160 3251.2
170 3454.4
180 3657.6
190 3860.8
200 4064.0
210 4267.2
220 4470.4
230 4673.6
240 4876.8
250 5080.0
Screen Size and Projection Distance), the focus cannot
V-Keystone
Vertical
(Y:mm)
609.6
762.0
914.4
1066.8
1219.2
1371.6
1524.0
1676.4
1828.8
1981.2
2133.6
2286.0
2438.4
2590.8
2743.2
2895.6
3048.0
3200.4
3352.8
3505.2
3657.6
3810.0
function.
Max Min
(Z:mm) (Z:mm)
1376 1140
1727 1433
2078 1726
2430 2020
2781 2313
3133 2606
3484 2899
3835 3192
4187 3485
4538 3778
4889 4071
5241 4364
5592 4657
5944 4950
6295 5243
6646 5536
6998 5829
7349 6122
7701 6415
8052 6708
8403 7001
8755 7294
Offset
(Y':mm)
102
127
152
178
203
229
254
279
305
330
356
381
406
432
457
483
508
533
559
584
610
635