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21

Picture (Screen) size

Projection distance (L)

Diag. (X)

Width

Height

Maximum (L1)

Minimum (L2)

300" (762 cm)

240" (609.6cm)

180"(457.2 cm)

14.3 m

11.0 m

200" (508 cm)

160" (406.4 cm)

120" (304.8 cm)

9.8 m

7.4 m

150" (381 cm)

120" (304.8 cm)

90" (228.6 cm)

7.2 m

5.6 m

100" (254 cm)

80" (203.2 cm)

60" (152.4 cm)

4.9 m

3.7 m

84" (213.3 cm)

67" (170.1 cm)

50" (127 cm)

4.0 m

3.1 m

72" (182.8 cm)

58" (147.3 cm)

43" (109.2 cm)

3.4 m

2.6 m

60" (152.4 cm)

48" (121.9 cm)

36" (91.4 cm)

2.9 m

2.2 m

40" (101.6 cm)

32" (81.2 cm)

24" (60.9 cm)

1.9 m

1.4 m

Picture (Screen) size

Projection distance (L)

Diag. (X)

Width

Height

Maximum (L1)

Minimum (L2)

300" (762 cm)

261" (662.9 cm)

147" (373.4 cm)

15.6 m

12.0 m

200" (508 cm)

174" (441.9 cm)

98" (248.9 cm)

10.5 m

8.1 m

150" (381 cm)

131" (332.7 cm)

74" (188 cm)

7.9 m

6.1 m

133" (337.8 cm)

116" (294.6 cm)

65" (165.1 cm)

7.0 m

5.4 m

106" (269.2 cm)

92" (233.6 cm)

52" (132 cm)

5.6 m

4.3 m

100" (254 cm)

87" (220.9 cm)

49" (124.4 cm)

5.2 m

4.0 m

92" (233.6 cm)

80" (203.2 cm)

45" (114.3 cm)

4.8 m

3.7 m

84" (213.3 cm)

73" (185.4 cm)

41" (104.1 cm)

4.3 m

3.3 m

72" (182.8 cm)

63" (160 cm)

35" (88.9 cm)

3.7 m

2.8 m

60" (152.4 cm)

52" (132 cm)

29" (73.6 cm)

3.1 m

2.4 m

40" (101.6 cm)

35" (88.9 cm)

20" (50.8 cm)

2.0 m

1.5 m

Note

• 

There is an error of ± 3% in the formula above.

22

Picture (Screen) size

Diag. (X)

Width

Height

Projection distance (L)

Distance from the lens

centre to the bottom of

the image (H)

300" (762 cm)

240" (609.6cm)

180"(457.2 cm)

18’ 1” (5.5 m)

7’ 6” (228.6 cm)

200" (508 cm)

160" (406.4 cm)

120" (304.8 cm)

12’ 0” (3.7 m)

5’ 0” (152.4 cm)

150" (381 cm)

120" (304.8 cm)

90" (228.6 cm)

9’ 0” (2.7 m)

3’ 9” (114.3 cm)

100" (254 cm)

80" (203.2 cm)

60" (152.4 cm)

5’ 11” (1.8 m)

2’ 6” (76.2 cm)

84" (213.3 cm)

67" (170.1 cm)

50" (127 cm)

4’ 11” (1.5 m)

2’ 1” (64.0 cm)

72" (182.8 cm)

58" (147.3 cm)

43" (109.2 cm)

4’ 2” (1.3 m)

1’ 10” (54.9 cm)

60" (152.4 cm)

48" (121.9 cm)

36" (91.4 cm)

3’ 6” (1.1 m)

1’ 6” (45.7 cm)

40" (101.6 cm)

32" (81.2 cm)

24" (60.9 cm)

2’ 3” (0.7 m)

1’ 0” (30.5 cm)

The formula for picture size and projection distance
L = (0.0186x_0.0563) _ 3.28
H = 0.3x
X: Picture size (diag.) (in)
L: Projection distance (ft)
L1: Maximum projection distance (ft)
L2: Minimum projection distance (ft)
H: Distance from the lens centre to the bottom of the image (in)

Picture (Screen) size

Diag. (X)

Width

Height

Projection distance (L)

Distance from the lens

centre to the bottom of

the image (H)

300" (762 cm)

261" (662.9 cm)

147" (373.4 cm)

19’ 9” (6.0 m)

6’ 2” (186.8 cm)

200" (508 cm)

174" (441.9 cm)

98" (248.9 cm)

13’ 2” (4.0 m)

4’ 1” (124.5 cm)

150" (381 cm)

131" (332.7 cm)

74" (188 cm)

9’ 10” (3.0 m)

3’ 1” (93.4 cm)

133" (337.8 cm)

116" (294.6 cm)

65" (165.1 cm)

8’ 8” (2.6 m)

2’ 9” (82.8 cm)

106" (269.2 cm)

92" (233.6 cm)

52" (132 cm)

6’ 10” (2.1 m)

2’ 2” (66.0 cm)

100" (254 cm)

87" (220.9 cm)

49" (124.4 cm)

6’ 6” (2.0 m)

2’ 1” (62.3 cm)

92" (233.6 cm)

80" (203.2 cm)

45" (114.3 cm)

5’ 11” (1.8 m)

1’ 11” (57.3 cm)

84" (213.3 cm)

73" (185.4 cm)

41" (104.1 cm)

5’ 4” (1.6 m)

1’ 9” (52.3 cm)

72" (182.8 cm)

63" (160 cm)

35" (88.9 cm)

4’ 8” (1.4 m)

1’ 6” (44.8 cm)

60" (152.4 cm)

52" (132 cm)

29" (73.6 cm)

3’ 9” (1.2 m)

1’ 3” (37.4 cm)

40" (101.6 cm)

35" (88.9 cm)

20" (50.8 cm)

2’ 6” (0.8 m)

10.0” (24.9 cm)

The formula for picture size and projection distance
L= (0.0203x_0.0579) _ 3.28
H = 0.2451x

Note

• 

There is an error of ± 3% in the formula above.

23

 

Picture (Screen) size

Projection distance (L)

Diag. (X)

Width

Height

Maximum (L1)

Minimum (L2)

300" (762 cm)

240" (609.6cm)

180"(457.2 cm)

119’ 9” (36.5 m)

91’ 6” (27.9 m)

200" (508 cm)

160" (406.4 cm)

120" (304.8 cm)

80’ 1” (24.4 m)

61’ 4” (18.7 m)

150" (381 cm)

120" (304.8 cm)

90" (228.6 cm)

60’ 0” (18.3 m)

45’ 11” (14.0 m)

100" (254 cm)

80" (203.2 cm)

60" (152.4 cm)

40’ 4” (12.3 m)

30’ 10” (9.4 m)

84" (213.3 cm)

67" (170.1 cm)

50" (127 cm)

33’ 10” (10.3 m)

25’ 11” (7.9 m)

72" (182.8 cm)

58" (147.3 cm)

43" (109.2 cm)

29’ 2” (8.9 m)

22’ 4” (6.8 m)

60" (152.4 cm)

48" (121.9 cm)

36" (91.4 cm)

24’ 3” (7.4 m)

18’ 8” (5.7 m)

The formula for picture size and projection distance
L1 (Max.) = (0.1214x0.1272) _ 3.28
L2 (Min.) = (0.0927x0.1233) _ 3.28
X: Picture size (diag.) (in)
L: Projection distance (ft)
L1: Maximum projection distance (ft)
L2: Minimum projection distance (ft)
H: Distance from the lens centre to the bottom of the image (in)

Picture (Screen) size

Projection distance (L)

Diag. (X)

Width

Height

Maximum (L1)

Minimum (L2)

300" (762 cm)

261" (662.9 cm)

147" (373.4 cm)

130’ 7” (39.8 m)

99’ 9” (30.4 m)

200" (508 cm)

174" (441.9 cm)

98" (248.9 cm)

87’ 3” (26.6 m)

66’ 7” (20.3 m)

150" (381 cm)

131" (332.7 cm)

74" (188 cm)

65’ 7” (20.0 m)

50’ 2” (15.3 m)

133" (337.8 cm)

116" (294.6 cm)

65" (165.1 cm)

58’ 1” (17.7 m)

44’ 7” (13.6 m)

106" (269.2 cm)

92" (233.6 cm)

52" (132 cm)

46’ 3” (14.1 m)

35’ 5” (10.8 m)

100" (254 cm)

87" (220.9 cm)

49" (124.4 cm)

44’ 0” (13.4 m)

33’ 6” (10.2 m)

92" (233.6 cm)

80" (203.2 cm)

45" (114.3 cm)

40’ 4” (12.3 m)

30’ 10” (9.4 m)

84" (213.3 cm)

73" (185.4 cm)

41" (104.1 cm)

36’ 9” (11.2 m)

28’ 3” (8.6 m)

72" (182.8 cm)

63" (160 cm)

35" (88.9 cm)

31’ 10” (9.7 m)

24’ 3” (7.4 m)

60" (152.4 cm)

52" (132 cm)

29" (73.6 cm)

26’ 7” (8.1 m)

20’ 4” (6.2 m)

The formula for picture size and projection distance
L1 (Max.) = (0.1323x0.1272) _ 3.28
L2 (Min.) = (0.101x 0.1233) _ 3.28

Note

• 

There is an error of ± 3% in the formula above.

24

 

Picture (Screen) size

Projection distance (L)

Diag. (X)

Width

Height

Maximum (L1)

Minimum (L2)

300" (762 cm)

240" (609.6cm)

180"(457.2 cm)

10.3 m

7.9 m

200" (508 cm)

160" (406.4 cm)

120" (304.8 cm)

6.9 m

5.3 m

150" (381 cm)

120" (304.8 cm)

90" (228.6 cm)

5.1 m

3.9 m

100" (254 cm)

80" (203.2 cm)

60" (152.4 cm)

3.4 m

2.6 m

84" (213.3 cm)

67" (170.1 cm)

50" (127 cm)

2.8 m

2.2 m

72" (182.8 cm)

58" (147.3 cm)

43" (109.2 cm)

2.4 m

1.9 m

60" (152.4 cm)

48" (121.9 cm)

36" (91.4 cm)

2.0 m

1.5 m

40” (102 cm)

32” (81 cm)

24” (61 cm)

1.3 m

1.0 m

Picture (Screen) size

Projection distance (L)

Diag. (X)

Width

Height

Maximum (L1)

Minimum (L2)

300" (762 cm)

261" (662.9 cm)

147" (373.4 cm)

11.3 m

8.7 m

200" (508 cm)

174" (441.9 cm)

98" (248.9 cm)

7.5 m

5.8 m

150" (381 cm)

131" (332.7 cm)

74" (188 cm)

5.6 m

4.3 m

133" (337.8 cm)

116" (294.6 cm)

65" (165.1 cm)

5.0 m

3.8 m

106" (269.2 cm)

92" (233.6 cm)

52" (132 cm)

3.9 m

3.0 m

100" (254 cm)

87" (220.9 cm)

49" (124.4 cm)

3.7 m

2.8 m

92" (233.6 cm)

80" (203.2 cm)

45" (114.3 cm)

3.4 m

2.6 m

84" (213.3 cm)

73" (185.4 cm)

41" (104.1 cm)

3.1 m

2.4 m

72" (182.8 cm)

63" (160 cm)

35" (88.9 cm)

2.7 m

2.0 m

60" (152.4 cm)

52" (132 cm)

29" (73.6 cm)

2.2 m

1.7 m

40” (102 cm)

35" (88.9 cm)

20" (50.8 cm)

1.4 m

1.1 m

Note

• 

There is an error of ± 3% in the formula above.