Type | Effective Thickness | Transmit- tance (%) |
Polarizing Efficiency | Hue | UV absorption (380nm) | Remarks | |
---|---|---|---|---|---|---|---|
a(NBS) | b(NBS) | ||||||
F1215-N | 190±10 | 42±2 | ≥99.0 | -1.7±1.5 | -0.3±1.5 | < 1.0% | Grey |
F5215-U | 190±10 | 46±3 | ≥68.0 | -2.5±3.0 | -20.0±3.0 | < 1.0% | Blue |