T-R1L1S1P - Positive Combined Resolution and Distortion Test Target, 18 mm Square
T-R1L1S1P - Positive Combined Resolution and Distortion Test Target, 18 mm Square
- Measure Image Distortion, Astigmatism, and Other Aberrations
- 18 mm (0.71") Square, 1.5 mm Thick Target
- Determine Resolution of an Optical System
- Includes 1951 USAF Pattern, Sector Star, Concentric Circles, Grids, and Ronchi Rulings
- Positive and Negative Targets Available
| Optical Specifications | ||
|---|---|---|
| Item # | T-R1L1S1P | T-R1L1S1N |
| Pattern | LR Chrome | Clear |
| Background | Clear | LR Chrome |
| Surface Flatness | ≤15 µm | |
| Chrome Optical Density | ≥3.0 | |