CLAREX® DR-IIICX Light Diffusion Filter

Light diffusion filter for color or monochrome LCD display


CLAREX® DR-III - contrast-enhancing diffusion filter with excellent optical characteristics

CLAREX® DR-IIICX LIGHT DIFFUSION FILTER - is an optical light diffusion filter combining light transmission with uniformly controlled diffusion. DR-IIICX light diffusing filters are available with light transmissions from 45% - 93%. They are adaptable to any backlit display. These filters can be color matched and produced to custom light transmission per the customer's requirement. (Subject to minimum quantity requirements).

  • Light transmissions from 45% - 93%
  • UV-blocking (Available as UV-Pass upon request)
  • No Newton's Ring!
  • Weather resistant
  • Has a color temperature of 6750K

APPLICATIONS - Light diffusion filter for color or monochrome LCD display.

THICKNESS - 0.2mm and 2.0mm

SIZE - 400mm x 550mm standard. Custom sizes available upon request.

MACHINING / PRINTING - available to customer specification.

COLORS - White is standards – other colors available upon request.

LIGHT TRANSMISSION - THICKNESS
PROD NO LIGHT TRANS THICKNESS
DR-45C 45% 2.0mm                
DR-50C 50% 2.0mm 1.5mm              
DR-55C 55% 2.0mm 1.5mm 1.0mm 0.8mm          
DR-60C 60% 2.0mm 1.5mm 1.0mm 0.8mm 0.6mm        
DR-65C 65% 2.0mm 1.5mm 1.0mm 0.8mm 0.6mm 0.5mm      
DR-70C 70% 2.0mm 1.5mm 1.0mm 0.8mm 0.6mm 0.5mm 0.4mm    
DR-75C 75% 2.0mm 1.5mm 1.0mm 0.8mm 0.6mm 0.5mm 0.4mm    
DR-80C 80% 2.0mm 1.5mm 1.0mm 0.8mm 0.6mm 0.5mm 0.4mm 0.3mm  
DR-85C 85% 2.0mm 1.5mm 1.0mm 0.8mm 0.6mm 0.5mm 0.4mm 0.3mm  
DR-90C 90% 2.0mm 1.5mm 1.0mm 0.8mm 0.6mm 0.5mm 0.4mm 0.3mm 0.2mm
DR-93C 93% 2.0mm 1.5mm 1.0mm 0.8mm 0.6mm 0.5mm 0.4mm 0.3mm 0.2mm
OPTICAL PROPERTIES
Grade No. Color Temperature Total Light Transmission Diffuse Light Transmission Parallel Light Transmission Haze
DR-45C 6750K 45% 43% 2% 96%
DR-50C 6750K 50% 48% 2% 96%
DR-55C 6750K 55% 53% 2% 96%
DR-60C 6750K 60% 58% 2% 96%
DR-65C 6750K 65% 62% 3% 96%
DR-70C 6750K 70% 67% 3% 96%
DR-75C 6750K 75% 72% 3% 96%
DR-80C 6750K 80% 77% 3% 96%
DR-85C 6750K 85% 81% 4% 96%
PHYSICAL PROPERTIES
PROPERTY METHOD UNIT VALUE
Reflective Index ASTM D-542   1.49
Heat Distortion Temperature ASTM D-648 °C 110
Maximum Recommended Continuous Temperature   °C 80
Available with higher temperature ratings on request, 90-95ºC
Coefficient of Thermal Expansion ASTM D-696 cm/cm/°C 7 x 10-5
Pencil Hardness     2H
Heat Resistance 80°C x 100hr   No Change
Cold Resistance -40°C x 100hr No Change
Humidity Resistance 60°C x 90% x 100hr   No Change
Thermal Cycle -40°C<->80°C
(10 cycles)
  No Change

CHEMICAL PROPERTIES
REAGENT CHANGE OF APPEARANCE
Ethyl Alcohol (50%) No Change
Isopropyl Alcohol No Change
Soap Aqua Solution No Change
Benzene Swollen