BVO 1000 Polarizer

BVO 1000 ultra broadband hybrid linear polarizer covers the entire visible and NIR bandwidth. System designers can use one polarizer to cover a 400-1600nm bandwidth for Vis / NIR applications eliminating multiple polarizers. Effective as the camera polarizer in machine vision systems. 

Ultra Broadband Visible / Near Infrared Linear Polarizer

  • Active Range: 400nm – 1,600nm
  • Hybrid Visible / NIR polarizer
  • Type – transmissive, partially reflective
  • Exceptionally broadband performance
  • Polarize 740nm, 780nm, 850nm, 870nm, and 940nm LED’s
  • Polarize 785nm, 808nm, 830nm, 905nm, 980nm, and 1,064nm laser diodes
  • Polarize 1,310nm and 1,550nm optical communications
  • Imaging capable
  • BBAR coated BK-7 components available
  • Replaces 3M polarizer – HN22, HR

Applications

  • Surveillance
  • Defect Identification for Sorting
  • Machine Vision Imaging – Glare Reduction
  • NIR Sensors – Optical, Solid State
  • NIR Cameras
  • Polarized Raman Spectroscopy
  • Multispectral Imaging
  • Agriculture Inspection
  • Biometrics Polarization
  • NIR Polarized Microscopy

Spec Downloads

Precision Polarizer - Glass Laminated Components
Precision Polarizer – Glass Laminated Components
OEM Volume - Custom Specs Reduced Cost
OEM Volume – Custom Specs Reduced Cost
Raw Polarizer -  Digitally Cut to Shape or Custom Mounted
Raw Polarizer – Digitally Cut to Shape or Custom Mounted

Film Specifications

Polarizer Range 400nm – 1600nm
VIS Contrast Ratio 10,000:1, nominal
NIR Contrast Ratio > 1,000:1, nominal
Maximum Dimension 240mm x 80mm
Thickness .50mm
Film Cutting Tolerances ± 50 microns
Adhesive (PSA) None, PSA option available
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, reflective element
Surface Quality 80/50 Scratch-Dig

Component Specifications

Outer Dimension 25.4mm OD, ± 0.20mm
Wavefront Distortion Lambda/2 measured @ 632nm
Thickness 4.55mm, ± 0.20mm
Substrates BK-7, OEM options available
Surface Quality 40/20 Scratch-Dig
Beam Deviation 2 arc minutes
Anti Reflection Coatings R ≤ 0.65% / surface, average. 400nm-900nm
R ≤ 0.65% / surface, average. 700nm-1,100nm
R ≤ 0.65% / surface, average. 900nm-1,700nm
Environmental Tolerance -10° C to 70° C

Glass & Coating

Optical Grade BK-7
  • Industry standard optics glass
  • Good transmission visible and NIR
  • Best for low wavefront distortion
  • Thickness flexibility
  • Double side polished, lambda/10 surface flatness
  • Refractive index – 1.52
VISIBLE BBAR COATING
  • R ≤ .65% per surface, avg.
  • Ultra broad range, 400nm to 900nm
  • pdfView Optical Grade BK-7 Specs

    Corning Display Glass
    • Thin glass, excellent clarity
    • No residual birefringence
    • Imaging quality flatness
    • Thin substrates – .7mm, 1.1mm each
    • Refractive index – 1.50
    OPTIONAL HEA BBAR COATING
  • R ≤ .65% per surface, avg.
  • Visible range, 425nm to 685nm
  • pdfView Corning Eagle 2000 Specs

    Acrylic
    • No residual birefringence
    • Cheapest option for laminated products
    • Digitally cut for all geometric shapes
    • Thin substrates – flexible
    • Refractive index – 1.49

    pdfView Acrylic Specs

    Glass
    BK-7 Transmission
    Corning Eagle Glass Transmission
    Coating
    BBAR 400nm-900nm, BK-7 Coating Scan
    HEA BBAR 425nm-685nm, Display Glass Coating Scan