ViewSonic Pro8500 PRO8500 User Guide (English) - Page 26
Adjusting Projection Image Size
UPC - 766907496017
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Adjusting Projection Image Size Refer to the graphic and table below to determine the screen size and projection distance. Maximum zoom Minimum zoom Screen Center of lens Screen size Diagonal [inch (cm)] 30 (76) 40 (102) 50 (127) 60 (152) 80 (203) 100 (254) 120 (305) 150 (381) 200 (508) 220 (559) 250 (635) 300 (762) Vertical offset Projection distance 4 : 3 Screen Projection distance [inch (m)] (min. zoom) (max. zoom) Image height [inch (cm)] 33 (0.85) 52 (1.32) 18 (46) 45 (1.14) 70 (1.78) 24 (61) 57 (1.44) 88 (2.23) 30 (76) 69 (1.74) 106 (2.69) 36 (91) 92 (2.34) 142 (3.60) 48 (122) 116 (2.94) 178 (4.51) 60 (152) 139 (3.54) 214 (5.43) 72 (183) 175 (4.44) 268 (6.80) 90 (229) 234 (5.93) 357 (9.08) 120 (305) 257 (6.53) 393 (9.99) 132 (335) 292 (7.43) 447 (11.36) 150 (381) 351 (8.93) 537 (13.64) 180 (457) Vertical offset [inch (cm)] 2.7 (6.9) 3.6 (9.2) 4.5 (11.5) 5.4 (13.8) 7.2 (18.4) 9.1 (23.0) 10.9 (27.6) 13.6 (34.5) 18.1 (46.0) 19.9 (50.6) 22.6 (57.5) 27.2 (69.0) Position the projector in a horizontal position; other positions can cause heat build-up and damage to the projector. Keep a space of 30 cm or more between the sides of the projector. Do not use the projector in a smoky environment. Smoke residue may build- up on critical parts and damage the projector or its performance. Consult with your dealer for special installation such as suspending from a ceiling. ViewSonic Pro8500 24