有時您只需要高透光率。BVO 244是目前可用的透光率最高的可見光線性偏振器（塑料二向色型）。然而，這需要在對比度上做出一定的妥協。我們的Solq和Lyot濾光片客戶由于多級設計的需求，追求高透光率。投影系統和平視顯示器（HUD）也需要不依賴高消光比的清理偏振器。
- 工作范圍：400nm – 700nm
- 極高的透光率
- 類型：透射型、吸收型
- 對比度較低
- 低吸收率
- 提供大尺寸
應用領域
- 多級濾光片
- 投影系統清理偏振器
- 平視顯示器（HUD）
FILM SPECIFICATIONS
| Polarizer Range | 400nm – 700nm |
| Contrast Ratio | 300:1, nominal |
| Maximum Dimension | 1000mm x 620mm |
| Thickness | 0.190mm |
| Film Cutting Tolerances | ± 50 microns |
| Adhesive (PSA) | None, PSA conversion on custom basis |
| Temperature Range | -20° C to 70° C |
| Damage Threshold | 1 W/cm2, CW 0.2 J/cm2?with 20 nsec pulse, visible |
| Color | Neutral Gray |
| Substrate | Plastic Type, “Cellulose Triacetate”, dichroic |
| Surface Quality | 80/50 Scratch-Dig |
COMPONENT SPECIFICATIONS
| Outer Dimension | 25.4mm ± 0.20mm |
| Wavefront Distortion | Lambda/2 measured @ 632nm |
| Thickness | 4.25mm± 0.20mm |
| Substrates | BK-7 |
| Surface Quality | 40/20 Scratch-Dig |
| Beam Deviation | 2 arc minutes |
| Anti Reflection Coatings | R ≤ 0.65% / surface, average. 400nm-900nm |
| Environmental Tolerance | -10? C to 70? C |