| 4X - 20X Target Specifications - Concentric Circles |
| Outer Diameter (mm) |
Line Spacing (mm) |
Line Width (μm) |
| 5.0 |
0.25 |
20 |
| 4.0 |
0.25 |
15 |
| 3.0 |
0.25 |
10 |
| 2.0 |
0.10 |
7.5 |
| 1.0 |
0.10 |
5 |
|
| 4X - 20X Target Specifications - Grids |
| Width (mm) |
Line Spacing (mm) |
Line Width (μm) |
| 4.5 |
0.25 |
20 |
| 4.5 |
0.25 |
15 |
| 4.5 |
0.25 |
10 |
| 4.5 |
0.10 |
15 |
| 4.5 |
0.10 |
10 |
| 4.5 |
0.10 |
5 |
| 2.55 |
0.075 |
10 |
| 2.55 |
0.075 |
5 |
| 2.55 |
0.050 |
5 |
| 2.55 |
0.050 |
2.5 |
|
| 4X - 20X Target Specifications - Ronchi Rulings |
| Range (lp/mm) |
Frequency Change (lp/mm) |
| 60 - 380 |
20 |
| 4X - 20X Target Specifications - Linear Microscale |
| Length (mm) |
Divisions/mm |
Microns/divisions |
| 0 - 68.2 |
20 |
50 |
| 20X - 100X Target Specifications - Concentric Circles |
| Outer Diameter (mm) |
Line Spacing (mm) |
Line Width (μm) |
| 3.0 |
0.25 |
10 |
| 2.0 |
0.10 |
7.5 |
| 1.5 |
0.10 |
5 |
| 1.0 |
0.05 |
5 |
| 1.0 |
0.05 |
2.5 |
|
| 20X - 100X Target Specifications - Grids |
| Width (mm) |
Line Spacing (mm) |
Line Width (μm) |
| 3.0 |
0.25 |
10 |
| 3.0 |
0.25 |
7.5 |
| 3.0 |
0.25 |
5 |
| 3.0 |
0.10 |
10 |
| 3.0 |
0.10 |
7.5 |
| 3.0 |
0.10 |
5 |
| 2.55 |
0.075 |
10 |
| 2.55 |
0.075 |
5 |
| 2.55 |
0.050 |
5 |
| 2.55 |
0.050 |
2.5 |
|
| 20X - 100X Target Specifications - Ronchi Rulings |
| Range (lp/mm) |
Frequency Change (lp/mm) |
| 240 - 600 |
10 |
| 20X - 100X Target Specifications - Linear Microscale |
| Length (mm) |
Divisions/mm |
Microns/divisions |
| 0 - 68.2 |
20 |
50 |
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