Setting up
JJProjected range using geometric adjustment
VERTICAL KEYSTONE (Side View)
Screen |
|
VERTICAL ARC (Side View) | |
L2 |
|
| L2 : Projection distance |
| R2 : Radius of the circle |
Screen |
|
| R2 |
| L3 |
Center of |
|
the circle |
|
Screen |
|
| L3 : Projection distance |
R3 | R3 : Radius of the circle |
HORIZONTAL KEYSTONE (Top View)
Screen |
|
|
HORIZONTAL ARC (Top View) | Started | |
L2 |
| |
| L2 : Projection distance | |
| R2 : Radius of the circle | |
Screen |
| Getting |
|
| |
| R2 |
|
| L3 |
|
Center of |
|
|
the circle |
|
|
Screen |
|
|
| L3 : Projection distance |
|
R3 | R3 : Radius of the circle |
|
| Keystone correction only | When using arc and keystone correction together | Arc correction only | |||||
Lens | Vertical | Horizontal | Vertical | Horizontal | R2/L2 | R3/L3 | R2/L2 | R3/L3 |
Keystone | Keystone | Keystone | Keystone | minimum | minimum | minimum | minimum | |
| Correction | Correction | Correction | Correction | ||||
| value | value | value | value | ||||
| Angle α (°) | Angle β (°) | Angle α (°) | Angle β (°) | ||||
±40 | ±15 | ±5 | ±5 | 1.6 | 3.2 | 0.8 | 1.6 | |
±40 | ±15 | ±5 | ±5 | 1.2 | 2.4 | 0.6 | 1.2 | |
±40 | ±15 | ±10 | ±10 | 0.8 | 1.6 | 0.4 | 0.8 | |
±40 | ±15 | ±10 | ±15 | 0.6 | 1.0 | 0.3 | 0.5 | |
±22 | ±15 | ±5 | ±5 | 3.0 | 6.0 | 1.5 | 3.0 | |
±28 | ±10 | ±5 | ±5 | 2.4 | 4.8 | 1.2 | 2.4 | |
±40 | ±15 | ±10 | ±15 | 0.4 | 0.8 | 0.2 | 0.4 | |
±40 | ±15 | ±5 | ±5 | 1.6 | 3.2 | 0.8 | 1.6 | |
±40 | ±15 | ±5 | ±5 | 1.6 | 3.2 | 0.8 | 1.6 | |
±40 | ±15 | ±5 | ±5 | 1.2 | 2.4 | 0.6 | 1.2 |
Note
zzWhen using geometric adjustment, if the amount of compensation is too great, excessive blurring may result. zzThe curved screens illustrated are simply sections of a full circle.
ENGLISH - 23