T-R3L1S1B - Birefringent 1951 USAF Test Target, 3" x 1"
T-R3L1S1B - Birefringent 1951 USAF Test Target, 3" x 1"
- Determine Resolution of a Polarizing Optical System
- Birefringent Target Displays Both Positive and Negative Patterns
- Conforms to MIL-S-150A Standard
- 1" × 3" (25.4 mm × 76.2 mm) Soda Lime Glass Substrate with Cover Slip
NOTES/SPECIFICATIONS:
1. PROTECTIVE GLASS MATERIAL: SCHOTT D 263® * M
SLIDE MATERIAL: SODA-LIME GLASS
2. PROTECTIVE GLASS THICKNESS: 0.17mm
3. MATERIAL: LIQUID CRYSTAL POLYMER
4. RETARDANCE: 280nm
5. RETARDANCE ACCURACY: <λ/50 @ 633nm
6. RETARDANCE UNIFORMITY: < 10nm
7. SURFACE QUALITY: 60-40 SCRATCH-DIG
| Optical Specifications | |
|---|---|
| Design | Liquid Crystal Polymer Between Soda Lime Glass Slide and Schott D 263® M Cover Glass |
| Slide Thickness | 1.0 mm (0.04") |
| Cover Slip Thickness | 0.17 mm |
| Retardance | 280 nm |
| Retardance Accuracy | <λ/50 |
| Retardance Uniformity | <10 nm |