Appendix
■Relationship between Projection Distances and Projection Screen Sizes
Notes
•The relationship between the projection distances and projection screen sizes differs depending on the lens unit (optional) you are using.
•The projection distance and projection screen sizes listed here are only for a guide. Use them as reference when setting the projector.
For lens unit GL-M2910G (1:1):
| Projection screen size | Approximate projection distance | unit: ft (m) | |
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| (Diagonal length) | For 4:3 | For 16:9 | |
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| 36.7” (approx. 93.2 cm) |
| 2.53 (0.77) | |
| 40” (approx. 101.6 cm) | 2.53 (0.77) |
| 2.76 (0.84) |
| 50” (approx. 127.0 cm) | 3.18 (0.97) |
| 3.48 (1.06) |
| 60” (approx. 152.4 cm) | 3.84 (1.17) |
| 4.20 (1.28) |
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| 70” (approx. 177.8 cm) | 4.53 (1.38) |
| 4.95 (1.51) |
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| 80” (approx. 203.2 cm) | 5.18 (1.58) |
| 5.68 (1.73) |
| 90” (approx. 228.6 cm) | 5.87 (1.79) |
| 6.40 (1.95) |
| 100” (approx. 254.0 cm) | 6.53 (1.99) |
| 7.12 (2.17) |
| 110” (approx. 279.4 cm) | 7.22 (2.20) |
| 7.87 (2.40) |
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| 120” (approx. 304.8 cm) | 7.87 (2.40) |
| 8.60 (2.62) |
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| 130” (approx. 330.2 cm) | 8.53 (2.60) |
| 9.32 (2.84) |
No | 140” (approx. 355.6 cm) | 9.22 (2.81) |
| 10.04 (3.06) |
150” (approx. 381.0 cm) | 9.88 (3.01) |
| 10.79 (3.29) | |
. | 160” (approx. 406.4 cm) | 10.56 (3.22) |
| 11.52 (3.51) |
51781 |
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170” (approx. 431.8 cm) | 11.22 (3.42) |
| 12.24 (3.73) | |
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180” (approx. 457.2 cm) | 11.88 (3.62) |
| 12.96 (3.95) | |
190” (approx. 482.6 cm) | 12.57 (3.83) |
| 13.68 (4.17) | |
| 200” (approx. 508.0 cm) | 13.22 (4.03) |
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| For lens unit |
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| Projection screen size | Approximate projection distance | unit: ft (m) | |
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| (Diagonal length) | For 4:3 | For 16:9 | |
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| 55” (approx. 139.7 cm) |
| 6.00 (1.83) | |
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| 60” (approx. 152.4 cm) | 5.77 (1.76) |
| 6.30 (1.92) |
| 65” (approx. 165.1 cm) | 6.27 (1.91) |
| 6.82 (2.08) |
| 70” (approx. 177.8 cm) | 6.76 (2.06) |
| 7.38 (2.25) |
| 75” (approx. 190.5 cm) | 7.28 (2.22) |
| 7.91 (2.41) |
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| 80” (approx. 203.2 cm) | 7.78 (2.37) |
| 8.46 (2.58) |
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| 85” (approx. 215.9 cm) | 8.27 (2.52) |
| 9.02 (2.75) |
| 90” (approx. 228.6 cm) | 8.76 (2.67) |
| 9.55 (2.91) |
| 95” (approx. 241.3 cm) | 9.28 (2.83) |
| 10.10 (3.08) |
| 100” (approx. 254.0 cm) | 9.78 (2.98) |
| 10.63 (3.24) |
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| 105” (approx. 266.7 cm) | 10.27 (3.13) |
| 11.19 (3.41) |
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| 110” (approx. 279.4 cm) | 10.76 (3.28) |
| 11.75 (3.58) |
| 115” (approx. 292.1 cm) | 11.25 (3.43) |
| 12.27 (3.74) |
| 120” (approx. 304.8 cm) | 11.78 (3.59) |
| 12.83 (3.91) |
| 125” (approx. 317.5 cm) | 12.27 (3.74) |
| 13.35 (4.07) |
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| 130” (approx. 330.2 cm) | 12.76 (3.89) |
| 13.91 (4.24) |
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| 135” (approx. 342.9 cm) | 13.25 (4.04) |
| 14.44 (4.40) |
| 140” (approx. 355.6 cm) | 13.75 (4.19) |
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| 145” (approx. 368.3 cm) | 14.27 (4.35) |
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| 150” (approx. 381.0 cm) | 14.76 (4.50) |
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72 |
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| Appendix |
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For lens unit |
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| Approximate projection distance | unit: ft (m) |
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Projection screen size |
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| For 4:3 | For 16:9 | |||||||||
(Diagonal length) |
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| Wide end |
| Tele end | Wide end |
| Tele end | ||||
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40” (approx. 101.6 cm) |
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| 8.53 (2.60) | |||||||
42” (approx. 106.7 cm) |
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| 8.23 | (2.51) |
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| 9.96 (2.73) | ||||
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50” (approx. 127.0 cm) |
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| 9.74 | (2.97) |
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| 10.60 (3.23) | ||||
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60” (approx. 152.4 cm) |
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| 11.65 (3.55) | 8.50 | (2.59) |
| 12.66 (3.86) | ||||
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70” (approx. 177.8 cm) |
| 9.09 | (2.77) |
| 13.55 (4.13) | 9.84 | (3.00) |
| 14.73 (4.49) | ||
80” (approx. 203.2 cm) |
| 10.33 (3.15) |
| 15.42 (4.70) | 11.22 (3.42) |
| 16.80 (5.12) | ||||
100” (approx. 254.0 cm) |
| 12.83 (3.91) |
| 19.23 (5.86) | 13.94 (4.25) |
| 20.90 (6.37) | ||||
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150” (approx. 381.0 cm) |
| 19.09 (5.82) |
| 28.71 (8.75) | 20.77 (6.33) |
| 31.23 (9.52) | ||||
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200” (approx. 508.0 cm) |
| 25.33 (7.72) |
| 38.16 | (11.63) | 27.59 (8.41) |
| 41.54 (12.66) | |||
240” (approx. 609.6 cm) |
| 30.35 (9.25) |
| 45.73 | (13.94) | 33.04 | (10.07) |
| 49.80 (15.18) | ||
250” (approx. 635.0 cm) |
| 31.59 (9.63) |
| 47.64 | (14.52) | 34.38 | (10.48) |
| 51.87 (15.81) | ||
300” (approx. 762.0 cm) |
| 37.86 (11.54) |
| 57.09 (17.40) | 41.21 (12.56) |
| 62.17 (18.95) | ||||
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310” (approx. 787.4 cm) |
| 39.11 (11.92) |
| 58.99 (17.98) | 42.59 (12.98) |
| 64.24 (19.58) | ||||
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320” (approx. 812.8 cm) |
| 40.35 | (12.30) |
| 60.89 | (18.56) | 43.93 | (13.39) |
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330” (approx. 838.2 cm) |
| 41.60 | (12.68) |
| 62.76 | (19.13) | 45.31 | (13.81) |
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340” (approx. 863.6 cm) |
| 42.85 | (13.06) |
| 64.67 | (19.71) | 46.65 | (14.22) |
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350” (approx. 889.0 cm) |
| 44.09 | (13.44) |
| 48.03 | (14.64) |
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400” (approx. 1016.0 cm) |
| 50.36 | (15.35) |
| 54.86 | (16.72) |
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450” (approx. 1143.0 cm) |
| 56.63 | (17.26) |
| 61.65 | (18.79) |
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470” (approx. 1193.8 cm) |
| 59.12 | (18.02) |
| 64.37 | (19.62) |
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480” (approx. 1219.2 cm) |
| 60.37 | (18.40) |
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500” (approx. 1270.0 cm) |
| 62.89 | (19.17) |
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521” (approx. 1323.3 cm) |
| 65.52 | (19.97) |
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For lens unit |
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| Approximate projection distance | unit: ft(m) |
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Projection screen size |
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| For 4:3 | For 16:9 | |||||||||
(Diagonal length) |
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| Wide end |
| Tele end | Wide end |
| Tele end | ||||
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40” (approx. 101.6 cm) |
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| 14.83 (4.52) |
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| 16.11 (4.91) | |||||
50” (approx. 127.0 cm) |
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| 18.44 (5.62) |
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| 20.05 (6.11) | |||||
60” (approx. 152.4 cm) |
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| 22.05 (6.72) |
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| 23.98 (7.31) | |||||
70” (approx. 177.8 cm) |
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| 25.66 (7.82) | 14.83 (4.52) |
| 27.92 (8.51) | |||||
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80” (approx. 203.2 cm) |
| 15.55 (4.74) |
| 29.30 (8.93) | 16.93 (5.16) |
| 31.86 (9.71) | ||||
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100” (approx. 254.0 cm) |
| 19.36 (5.90) |
| 36.52 | (11.13) | 21.06 (6.42) |
| 39.76 (12.12) | |||
150” (approx. 381.0 cm) |
| 28.87 (8.80) |
| 54.59 | (16.64) | 31.43 (9.58) |
| 59.45 (18.12) | |||
200” (approx. 508.0 cm) |
| 38.39 (11.70) |
| 72.67 (22.15) | 41.77 (12.73) |
| 79.17 (24.13) | ||||
240” (approx. 609.6 cm) |
| 45.96 (14.01) |
| 87.14 (26.56) | 50.07 (15.26) |
| 94.91 (28.93) | ||||
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250” (approx. 635.0 cm) |
| 47.86 | (14.59) |
| 90.78 | (27.67) | 52.13 | (15.89) |
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260” (approx. 660.4 cm) |
| 49.77 | (15.17) |
| 94.39 | (28.77) | 54.20 | (16.52) |
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270” (approx. 685.8 cm) |
| 51.67 | (15.75) |
| 97.99 | (29.87) | 56.27 | (17.15) |
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280” (approx. 711.2 cm) |
| 53.58 | (16.33) |
| 58.33 | (17.78) |
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300” (approx. 762.0 cm) |
| 57.38 | (17.49) |
| 62.50 | (19.05) |
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350” (approx. 889.0 cm) |
| 66.90 | (20.39) |
| 72.83 | (22.20) |
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400” (approx. 1016.0 cm) |
| 76.41 | (23.29) |
| 83.20 | (25.36) |
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470” (approx. 1193.8 cm) |
| 89.70 | (27.34) |
| 97.70 | (29.78) |
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480” (approx. 1219.2 cm) |
| 91.60 | (27.92) |
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500” (approx. 1270.0 cm) |
| 95.41 | (29.08) |
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510” (approx. 1295.4 cm) |
| 97.31 | (29.66) |
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73