Eye & Health Care NIDEK CO., LTD.

  1. Home
  2. > Products
  3. > Coating
  4. > Functional Materials
  5. > Clear acrylic sheet with highly functional hard coating
  6. > Clear acrylic sheet with highly functional hard coating Geolass

Clear acrylic sheet with highly functional hard coating

Clear acrylic sheet with highly functional hard coating
  • Clear acrylic sheet with highly functional hard coating


  • The hard coated sheet with high uniformity and transparency, obtained by applying our developed UV curing hybrid hard coating material
  • PMMA substrate and hybrid PMMA-PC substrate such as PMMA/PC and PMMA/PC/PMMA are available.
  • Achieve coating layer with high performance on hardness and abrasion resistivity with flexibility peculiar to plastic sheets
  • Hard coating has the anti smudge function as standard.
  • Pencil hardness 6H can be realized on hard coated PMMA.
  • Applicable to use high quality clear sheeting purpose such as clear plastic sheets, clear acrylic sheets, and optical acrylic sheets

Detailed Information


Sheet SizeMaximum size: 1600×1100 mm---
Sheet Thickness0.65, 0.8, 1.0, 1.2, 1.5, 2.0, 3.0 mm *1---
Transmittance92.0%91.0%91.0%JIS K7361-1
Haze Value0.3% or less0.3% or less0.3% or lessJIS K7136
AdhesivenessPassedPassedPassedCrosshatch Tape Test
(3 times)
Pencil Hardness6H or higher4H4HJIS K5600-5-4
(750 g load)
AbrasionNo scratchNo scratchNo scratchSteel wool scratch #0000 ,1.5 kg, 100 strokes
Contact Angle100°100°100°Θ/2 method
(Erma Inc., G-1-1000)
Humidity ResistivityPassedPassedPassed85°C, 85%RH, 120 h
Heat ResistivityPassedPassedPassed90°C, 1 h
Thermal shock ResistivityPassedPassedPassed-40°C, 1 h ↔ 85°C, 1 h ×10 times
Chemical ResistivityPassedPassedPassedMethanol
PassedPassedPassedHydrochloric acid solution 10%
PassedPassedPassedSodium chloride solution 10%

*The physical properties are not guaranteed values but the results of the measurement.
*1 Sheet Thickness : 2.0, 3.0 mm are PMMA only.


  • Front panel of display board, digital signage and smartphone
  • Mobile phone
  • Digital camera
  • Screen Protector


The availability of the products differs from country to country depending on the status of approval in each country. Specifications and design are subject to change without notice.


Contact Us

Please click here for inquiries

Open New WindowInquiry about This Product

Please click here to find your local distributor.

Distributor Search

  • Visual Prosthesis