CLAREX Ultraviolet (UV) Cut Filter

CLAREX Ultraviolet Cut Filter protects displays by blocking ultraviolet rays.

  • 4 grades of UV Cut filter available depending on the absorption and transmission required.
  • Absorb UV rays in a range from 370nm ~ 480nm.
  • No birefringence or double refraction.
  • Available from 0.2mm thickness
  • Close tolerance and  uniform thickness.
  • Ultra smooth glass-like surface.
  • Excellent weather resistance.
  • Addition of Hard Coat increases surface hardness to 6-8H
  • Non-Glare surface texture can also be applied
  • Anti-Reflection Coating surface treatment also available for improved light transmission  
  • Versatile substrate suitable for laser cutting, milling, printing, forming etc.
UV Cut Filters

CLAREX Ultraviolet Cut Filter Product Specification Data:

  • Optical Lens
  • Monitor Display Protection Window
  • Photographic Lens
  • 400 x 550mm (from 0.2mm thickness)
  • 1000 x 1000mm (from 0.5mm thickness)

Please contact us if you require another size.

  • 0.2mm to 3.0mm (in 0.1mm increments)

Please contact us if you require another thickness.

  • N-169(Absorb 380nm or below)
  • N-190(Absorb 390nm or below)
  • N-113(Absorb 400nm or below)
  • N-039(Absorb 470nm or below)

For other optical characteristics, please ask for customization.

CLAREX Ultraviolet Cut Filter Transmission Curve
CLAREX UV Cut Filter Optical Data

PROPERTIESMETHODUNITNormal GradeHard Coat Grade
SPECIFIC GRAVITYASTM D-7921.191.19
OPTICAL
Refractive IndexASTM D-5421.491.49 (1.54)
MECHANICAL
ElongationASTM D-638%55
Tensile Rupture StrengthASTM D-638kg/cm2750650
Flexural Rupture StrengthASTM D-790kg/cm21200800
THERMAL
Heat Distortion TemperatureASTM D-648ºC110110
Maximum recommended continuous temperatureºC8080
Coefficient of Thermal ExpansionASTM D-696cm/cm/ºC7 x 10-57 x 10-5
Specific HeatASTM D-638cal/grºC0.350.35
DURABILITY
Heat Resistance80ºC x 100hrNo ChangeNo Change
Cold Resistance-40ºC x 100hrNo ChangeNo Change
Humidity Resistance60ºCx90%x100hrNo ChangeNo Change
Thermal Cycle-40ºC <-> 80ºC (10 cycles)No ChangeNo Change
ELECTRICAL
Surface ResistivityO>1016>1016
PENCIL HARDNESS2H6~8H
CHEMICAL
Methyl Alcohol (50%)No ChangeNo Change
Ethyl Alcohol (50%)No ChangeNo Change
Soap Aqua SolutionNo ChangeNo Change
TolueneDissolvedNo Change
AcetoneDissolvedNo Change
BenzeneSwollenNo Change
Ethylene DichlorideDissolvedNo Change
ADHESIONK-5400100/100
FLAMMABILITYUL standard>0.8mm Thickness94HB94HB

 Clarex UV Cut Filter (PDF format) (Opens in a new window)

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