| LSD Angle Range FWHM |
Circular: 0.2° to 80°
Elliptical:
minor 0.2° to 60°
major: 10° to 95° |
Humidity |
> 95% ± 5% RH @ 24hrs. |
| Transmission Efficiency |
Circular
0.2° to 20°  90%
20° to 80°  85%
Elliptical  85% |
Refractive Index |
PC=1.586; PE=1.640; AC=1.494; Epoxy=1.586 |
| Angle Tolerance |
|
1° ± 0.5° |
|
1° < Angle  10° ± 1° |
> |
10° ± 10% |
|
Pencil Hardness |
> 3H |
| Transmission Spectral Range |
365nm to 1600nm |
Yellow Index |
0.3% glass exposure (600 hrs)
2.6% direct exposure (600 hrs) |
| Brightness Uniformity |
 85% |
Adhesion |
100%-Crosshatched adhesion test ASTM-D3359 |
| Cosmetic Defects |
Not to exceed 1000 PM |
Laser Damage |
GL=8.1 J/cm²;PC=0.22 J/cm²;PE=0.2 J/cm2;
AC=0.17 J/cm²@ 1064 nm, 10 ns pulse |
| Temperature Range |
-30°C to 100°C @ 240 hrs. |
Solvent Resistance |
LSD surfaces are resistant to acetone, rnethanol, MEK, Windex®, gasoline, methylene chloride, and chloride bleach. |
| Temperature Range |
-30°C to 100°C @ 240 hrs. |
Solvent Resistance |
> 95% ± 5% RH @ 24hrs. |
| |
|
Cleaning Procedure |
DI water rinse followed by forced air drying, wipe gently with lens paper soaked with methanol, followed with forced clean air or nitrogen drying. |
