T-R3L1S4PR - Positive Reflective 1951 USAF Wheel Pattern 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

• 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

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