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Getting Started
ENGLISH - 14
Setting up
You can adjust the projection size with 1.2x zoom lens. Calculate and define the throw distance as follows.
PT-LB51NTU/PT-LB51U
PT-LB51SU
* All measurements above are approximate and may differ slightly from the actual measurements.
Screen size and throw distance
Projection size (4 : 3) Throw distance (L)
Height
position
(H1)
Screen
diagonal (SD)
Screen height
(SH)
Screen width
(SW)
Minimum
distance (LW)
Maximum
distance (LT)
33" (0.84 m) 0.50 m (1'7") 0.67 m (2'2") 1.1 m (3'7") 0.07 m (2-3/4”)
40" (1.02 m) 0.61 m (2') 0.81 m (2'7") 1.2 m (3'11") 1.4 m (4'7") 0.08 m (3-1/8”)
50" (1.27 m) 0.76 m (2'5") 1.02 m (3'4") 1.6 m (5'2") 1.8 m (5'10") 0.11 m (4-5/16”)
60" (1.52 m) 0.91 m (2'11") 1.22 m (4') 1.9 m (6'2") 2.1 m (6'10") 0.13 m (5-3/32”)
70" (1.78 m) 1.07 m (3'06") 1.42 m (4'7") 2.2 m (7'2") 2.5 m (8'2") 0.15 m (5-7/8”)
80" (2.03 m) 1.22 m (4') 1.63 m (5'4") 2.5 m (8'2") 2.9 m (9'6") 0.17 m (6-11/16”)
90" (2.29 m) 1.37 m (4'5") 1.83 m (6') 2.8 m (9'2") 3.3 m (10'9") 0.19 m (7-15/32”)
100" (2.54 m) 1.52 m (4'11") 2.03 m (6'7") 3.1 m (10'2") 3.6 m (11'9") 0.21 m (8-1/4”)
120" (3.05 m) 1.83 m (6') 2.44 m (8') 3.7 m (12'1") 4.4 m (14'5") 0.25 m (9-13/16”)
150" (3.81 m) 2.29 m (7'6") 3.05 m (10') 4.6 m (15'1") 5.5 m (18) 0.32 m (12-19/32”)
200" (5.08 m) 3.05 m (10') 4.06 m (13'3") 6.2 m (20'4") 7.3 m (23'11") 0.42 m (16-17/32”)
250" (6.35 m) 3.81 m (12'6") 5.08 m (16'8") 7.7 m (25'3") 9.2 m (30'2") 0.53 m (20-27/32”)
300" (7.62 m) 4.57 m (14'11") 6.10 m (20') 9.2 m (30'2") 11.1 m (36'5") 0.64 m (25-3/16”)
Projection size (4 : 3) Throw distance (L)
Height
position
(H1)
Screen
diagonal (SD)
Screen height
(SH)
Screen width
(SW)
Minimum
distance (LW)
Maximum
distance (LT)
33" (0.84 m) 0.50 m (1'7") 0.67 m (2'2") 1.1 m (3'7") 0.07 m (2-3/4”)
40" (1.02 m) 0.61 m (2') 0.81 m (2'7") 1.2 m (3'11") 1.4 m (4'7") 0.09 m (3-17/32”)
50" (1.27 m) 0.76 m (2'5") 1.02 m (3'4") 1.5 m (4'11") 1.8 m (5'10") 0.11 m (4-5/16”)
60" (1.52 m) 0.91 m (2'11") 1.22 m (4') 1.8 m (5'10") 2.1 m (6'10") 0.13 m (5-3/32”)
70" (1.78 m) 1.07 m (3'06") 1.42 m (4'7") 2.1 m (6'10") 2.5 m (8'2") 0.15 m (5-7/8”)
80" (2.03 m) 1.22 m (4') 1.63 m (5'4") 2.5 m (8'2") 2.9 m (9'6") 0.17 m (6-11/16”)
90" (2.29 m) 1.37 m (4'5") 1.83 m (6') 2.8 m (9'2") 3.2 m (10'5) 0.20 m (7-27/32”)
100" (2.54 m) 1.52 m (4'11") 2.03 m (6'7") 3.1 m (10'2") 3.6 m (11'9") 0.22 m (8-21/32”)
120" (3.05 m) 1.83 m (6') 2.44 m (8') 3.7 m (12'1") 4.3 m (14'1") 0.26 m (10-7/32”)
150" (3.81 m) 2.29 m (7'6") 3.05 m (10') 4.6 m (15'1") 5.4 m (17'8") 0.33 m (12-31/32”)
200" (5.08 m) 3.05 m (10') 4.06 m (13'3") 6.1 m (20) 7.3 m (23'11") 0.43 m (16-29/32”)
250" (6.35 m) 3.81 m (12'6") 5.08 m (16'8") 7.6 m (24'11") 9.1 m (29'10") 0.54 m (21-1/4”)
300" (7.62 m) 4.57 m (14'11") 6.10 m (20') 9.1 m (29'10") 10.9 m (35'9") 0.65 m (25-9/16”)
SD
SW
SH
1
H
L (LW/LT)
L (LW/LT)
HSWS
mm 2.18
Screen
Projected image