BVO UV Polarizer
BVO UV is a low cost ultraviolet polarizer suitable for glass laminated components or offered as digitally cut OEM pieces. A capable UV linear polarizer for low cost applications in OEM systems to compete with expensive silver nanoparticle glass type polarizers or wire deposited glass polarizers.
Ultraviolet / Visible Dichroic Linear Polarizer
- Active Range: 320nm – 760nm
- Hybrid UV / Visible polarizer
- Type – transmissive, absorptive
- Cost competitive vs. glass type UV polarizers
- BBAR coated fused silica components available
- Large sizes available
- Replaces 3M polarizer – HNP’B
Applications
- UV Fluorescence
- UV Bio-Med Instruments
- UV Polarized Microscopy
- UV Entomology & Ichthyology
- UV Spectroscopy
- UV Photometry
Downloads
Precision Polarizer – Glass Laminated Components
UV Linear Polarizer for UV Fluorescence Polarization
Raw Polarizer – Digitally Cut to Shape or Custom Mounted
Film Specifications
| Polarizer Range | 320nm – 760nm |
| UV Contrast Ratio | 500:1, nominal |
| Visible Contrast Ratio | 4000:1, nominal |
| 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 |
Standard Component Specifications
| Standard Components | 25.4mm OD – UV / VIS BBAR coated available 50.8mm OD – UV / VIS BBAR coated available |
| Outer Dimension | ± 0.20mm tolerance |
| Wavefront Distortion | 25.4mm OD – Lambda/2 measured @ 632nm |
| Thickness | 25.4mm OD – 6.2mm thick 50.8mm OD – 3.7mm |
| Substrates | UV transmissive fused silica |
| Surface Quality | 40/20 Scratch-Dig |
| Beam Deviation | 2 Arc Minutes |
| Anti Reflection Coatings | R ≤ .75% / surface, average 320nm – 780nm |
| Environmental Tolerance | -10° C to 60° C |
Optional Lamination Substrates
UV Grade Fused Silica
Thin Wafer Sheet or Standard Windows
- Low co-efficient of thermal expansion
- Good UV transmission down to 300nm
- Thin wafer sliced components
- Thicker low wavefront option
- Thickness flexibility
- Refractive index – 1.47
FS Glass Transmission Chart
UV / VIS Optional BBAR COATING
- R ≤ .75% per surface, avg.
- Ultra broad range, 320nm to 780nm
320-780nm BBAR on FS scan – typical
UV Grade Non-Birefringent Acrylic
Inexpensive Complex Shapes for UV/VIS
- UV transmissive non-birefringence substrate
- Cheapest option for laminated products
- Digitally cut for all geometric shapes
- Thin flexible substrate (bends)
- 0.2mm – 5.0mm options for thickness
- Refractive index – 1.49
UV Grade Non-birefringent acrylic transmission chart
