Polarization Film VIS; Mount D=25 (G063410000)

Polarization Film VIS

The LINOS® Polarization Film VIS is a high-performance linear polarizing polymer film designed for precise optical applications across the visible spectrum. Its broad visible wavelength coverage makes it ideal for demonstrations, optical testing, and stress analysis, as well as for continuously attenuating linearly polarized light across a constant clear aperture. The film achieves an excellent balance between high transmittance and superior extinction ratio, ensuring minimal light loss while maintaining precise polarization control. The film is cost-effective, lightweight, and flexible, making it easy to handle and integrate into various setups. 

The Polarization Film VIS is suitable for moderate light intensities and broadband illumination, providing a high degree of polarization with consistent, reproducible performance. It is available in both unmounted and mounted versions for use in laboratory and educational settings.

Product Polarization Film VIS; Mount D=25 Polarization Film VIS; D=22.4
Length 10.0 mm
Shape Circular Circular
Optic Size Ø 22.4 mm Ø 22.4 mm
Substrate Polymer Film Polymer Film
Optic Center Thickness 0.4 mm 0.4 mm
Clear aperture Ø 21.0 mm
Wavelength Range 430.0 - 780.0 nm 430.0 - 780.0 nm
Transmission (%) (Unpolarized) at Design Wavelength > 30.0 > 30.0
Minimum Extinction Ratio Tp/Ts at design wavelength 40000.0 - 1.0 40000.0 - 1.0
Coating Specification Uncoated Uncoated
  • Linearly polarizing dichroic sheet polarizer for precise control of light polarization

  • Ideal for demonstrations, testing, and stress analysis in research and educational settings

  • Enables continuous attenuation of linearly polarized light at a constant clear aperture for fine intensity adjustment

  • Optimized balance of high transmission and strong extinction ratio for reliable measurement results

  • Broad wavelength range (430–780 nm) for versatile use across the visible spectrum

  • High transmission (>30% for unpolarized light) ensures efficient light utilization

  • Excellent polarization performance (>99.997% degree of polarization, ~1:40,000 extinction ratio); resultant transmittance of two parallel filters >16% and of two crossed filters <0.00009% for precise optical control

  • Mounted version as Ø 25 mm mount with adjusting lever for Microbench components (inner Ø 25 mm) – ensuring precise, reproducible alignment

  • Temperature stable up to approx. 70 °C for reliable long-term laboratory operation

Product Polarization Film VIS; Mount D=25 Polarization Film VIS; D=22.4
Length 10.0 mm
Shape Circular Circular
Optic Size Ø 22.4 mm Ø 22.4 mm
Substrate Polymer Film Polymer Film
Optic Center Thickness 0.4 mm 0.4 mm
Clear aperture Ø 21.0 mm
Wavelength Range 430.0 - 780.0 nm 430.0 - 780.0 nm
Transmission (%) (Unpolarized) at Design Wavelength > 30.0 > 30.0
Minimum Extinction Ratio Tp/Ts at design wavelength 40000.0 - 1.0 40000.0 - 1.0
Coating Specification Uncoated Uncoated
  • Linearly polarizing dichroic sheet polarizer for precise control of light polarization

  • Ideal for demonstrations, testing, and stress analysis in research and educational settings

  • Enables continuous attenuation of linearly polarized light at a constant clear aperture for fine intensity adjustment

  • Optimized balance of high transmission and strong extinction ratio for reliable measurement results

  • Broad wavelength range (430–780 nm) for versatile use across the visible spectrum

  • High transmission (>30% for unpolarized light) ensures efficient light utilization

  • Excellent polarization performance (>99.997% degree of polarization, ~1:40,000 extinction ratio); resultant transmittance of two parallel filters >16% and of two crossed filters <0.00009% for precise optical control

  • Mounted version as Ø 25 mm mount with adjusting lever for Microbench components (inner Ø 25 mm) – ensuring precise, reproducible alignment

  • Temperature stable up to approx. 70 °C for reliable long-term laboratory operation

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