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WP140HE RETARDER

The WP140HE is a highly transparent optical retarder with a quarter-wave retardance for 560nm. The achromatic properties of the polymer film based on polycarbonate allows the use of the quarter-wave sheet within the range 450-650nm.

 

Application areas:

  • Circular polarizer
  • Polarization state inversion

 

 

Specification Unit Value
Retardation nm 142 +/-5
range of use nm from 450 to 660
Wavelength dispersion nm R450 / R550 0,83
nm R650 / R550 1,06
Transmission % >90
Haze % <0,2
Dimension Thickness Characteristics
500 mm x 600 mm 75 µm Polymer film
300 mm x 300 mm 75 µm Polymer film

Form of delivery:
Sheet, sheet adhesive, laminate, pmma laminate, glass laminate, rolls on request

Resistance Unit Value
Heat resistance °C x hours 90x1.000
Cold resistance °C x hours -40x1.000
Humidity resistance °C x hours 60x90% RHx1.000
Retardation variance nm <+/-4
Range of use °C from -40 to +90

Customized cuts on demand.
The direction of polarization is parallel to the fast axis.
Protective films on both sides should be removed before using the polarizers within your application.
We reserve the right to change the technical specifications at any time.

Please do not hesitate to contact us. We are ready to offer you assistance.