Nglish - 54, Technical information, J16:9 – Panasonic PT-LW80NTE User Manual
Page 54: J4:3, Appendix, Qcalculation methods for 16:9, Qcalculation methods for 4:3
Appendix
Technical Information
E
NGLISH - 54
All measurements and the calculation results bellow are approximate and may differ slightly from the actual
measurements.
J
16:9
Q
Calculation methods for 16:9
SW (m) = SD (") x 0.0221
SH (m) = SD (") x 0.0125
LW (m) = 0.0321 x SD (") - 0.04
LT (m) = 0.0388 x SD (") - 0.06
J
4:3
Q
Calculation methods for 4:3
SW (m) = SD (") x 0.0221
SH (m) = SD (") x 0.0125
LW (m) = 0.0321 x SD (") - 0.04
LT (m) = 0.0388 x SD (") - 0.06
Screen size and throw distance for 16:9/4:3 aspect ratio
Projection size (16 : 9)
Throw distance (L)
Screen Diagonal
(SD)
Screen height (SH)
Screen width (SW)
Minimum distance
(LW)
Maximum distance
(LT)
(0.84 m)
33"
0.41 m (1'4")
0.73 m (2'4")
1.2 m (3'11")
(1.02 m)
40"
0.50 m (1'7")
0.89 m (2'11")
1.3 m (4'3")
1.4 m (4'7")
(1.27 m)
50"
0.62 m
(2')
1.11 m (3'7")
1.6 m (5'2")
1.8 m (5'10")
(1.52 m)
60"
0.75 m (2'5")
1.33 m (4'4")
1.9 m (6'2")
2.2 m (7'2")
(1.78 m)
70"
0.87 m (2'10")
1.55 m (5'1")
2.3 m (7'6")
2.6 m (8'6")
(2.03 m)
80"
1.00 m (3'3")
1.77 m (5'9")
2.6 m (8'6")
3.0 m (9'10")
(2.29 m)
90"
1.12 m
(3'8")
1.99 m
(6'6")
2.9 m
(9'6")
3.4 m (11'1")
(2.54 m)
100"
1.25 m
(4'1")
2.21 m
(7'3")
3.2 m (10'5")
3.7 m (12'1")
(3.05 m)
120"
1.49 m (4'10")
2.66 m
(8'8")
3.9 m (12'9")
4.5 m (14'9")
(3.81 m)
150"
1.87 m
(6'1")
3.32 m (10'10")
4.8 m (15'8")
5.6 m (18'4")
(5.08 m)
200"
2.49 m
(8'2")
4.43 m (14'6")
6.4 m (20'11")
7.6 m (24'11")
(6.35 m)
250"
3.11 m (10'2")
5.53 m (18'1")
8.0 m (26'2")
9.5 m (31'2")
(7.62 m)
300"
3.74 m (12'3")
6.64 m (21'9")
9.6 m (31'5")
11.4 m (37'4")
Projection size (4 : 3)
Throw distance (L)
Screen Diagonal
(SD)
Screen height (SH)
Screen width (SW)
Minimum distance
(LW)
Maximum distance
(LT)
(0.84 m)
33"
0.50 m (1'7")
0.67 m (2'2")
1.3 m (4'3")
(1.02 m)
40"
0.61 m
(2')
0.81 m (2'7")
1.4 m (4'7")
1.6 m (5'2")
(1.27 m)
50"
0.76 m (2'5")
1.02 m (3'4")
1.8 m (5'10")
2.0 m (6'6")
(1.52 m)
60"
0.91 m (2'11")
1.22 m
(4')
2.1 m (6'10")
2.4 m (7'10")
(1.78 m)
70"
1.07 m (3'6")
1.42 m (4'7")
2.5 m (8'2")
2.9 m (9'6")
(2.03 m)
80"
1.22 m
(4')
1.63 m (5'4")
2.8 m (9'2")
3.3 m (10'9")
(2.29 m)
90"
1.37 m
(4'5")
1.83 m
(6')
3.2 m (10'5")
3.7 m (12'1")
(2.54 m)
100"
1.52 m (4'11")
2.03 m
(6'7")
3.5 m (11'5")
4.1 m (13'5")
(3.05 m)
120"
1.83 m
(6')
2.44 m
(8')
4.2 m (13'9")
5.0 m (16'4")
(3.81 m)
150"
2.29 m
(7'6")
3.05 m
(10')
5.3 m (17'4")
6.2 m (20'4")
(5.08 m)
200"
3.05 m
(10')
4.06 m (13'3")
7.1 m (23'3")
8.3 m (27'2")
(6.35 m)
250"
3.81 m (12'6")
5.08 m (16'8")
8.8 m (28'10")
10.4 m (34'1")
(7.62 m)
300"
4.57 m (14'11")
6.10 m
(20')
10.6 m (34'9")
12.5 m
(41')