A p p e n d i x
Projected Image Size
NOTE: Use the graph and tables
to help you determine projected
image sizes.
FIGURE 23
Projected image size
Table 1:
Image Size, Width and Height for
|
| Distance to | Diagonal | Width | Height | |
|
| Screen (feet) | (feet) | (feet) | (feet) | |
|
|
|
|
|
| |
|
| 4.9 | 3.2 | 2.6 | 1.9 |
|
| 8 | 5.2 | 4.2 | 3.1 |
| |
| 12 | 7.8 | 6.3 | 4.7 |
| |
| 16 | 10.4 | 8.3 | 6.3 |
| |
| 20 | 13.0 | 10.4 | 7.8 |
| |
| 30 | 19.5 | 15.6 | 11.7 |
| |
|
|
| Table 2: |
|
|
|
| Image Size, Width and Height for | |||||
|
| Distance to | Diagonal | Width | Height | |
|
| Screen (feet) | (feet) | (feet) | (feet) | |
|
|
|
|
|
| |
|
| 4.9 | 2.5 | 2.0 | 1.5 |
|
| 8 | 4.1 | 3.3 | 2.5 |
| |
| 12 | 6.2 | 4.9 | 3.7 |
| |
| 16 | 8.2 | 6.6 | 4.9 |
| |
| 20 | 10.3 | 8.2 | 6.2 |
| |
44 | 30 | 15.4 | 12.3 | 9.2 |
|