Light-Diffusing Thermoplastic Compounds

Luminous Transmittance Data

www.rtpcompany.com/color

BRILLIANT

Characteristics: • High opacity • 95%+ reflectivity • Spectrally neutral

Typical Applications: • LED Reflectors • Light boxes for LCD backlighting • Illuminated pushbutton actuators • Reflective light guides • Light isolation – control & containment

Typical light scatter profile:

ASTM D-2244

L* Reflected

S-27669 (PC) 98

SC-26144 (PC/ABS) 95

S-27672 (PC/PMMA) 98

SC-27463 (ABS) 98

All data at 1.0 mm thickness

ECLIPSE

Characteristics: • Wider angle diffuser • High transmission and efficiency • Near Lambertian radiating surface • Neutral transmission, neutral density or in ND color • Laser etchable, paintable, printable

Typical Applications: • Shorter light path light pipes • LED color correcting lenses and guides • Point source diffuser elements • Laser etchable hidden until backlit

Typical light scatter profile:

0%

100%

-60 -40 -20 0 20 40 60

ECLIPSE

ASTM D-1003

Haze Total Trans Half Angle

F-887046 Grey (PC) 97% 32% 34°

S-55259 RED (PC) 97% 8% 35°

S-66062 GREEN (PC) 92% 33% 1.5°

All data at 1.0 mm thickness

0.00

0.25

0.50

0.75

1.00

-50 -40 -30 -20 -10 0 10 20 30 40 50

degrees

ECLIPSE Luminance vs Viewing angle

S-55259

S-66063

S-887046

EMERGENCE

Characteristics: • High contrast Easily backlit • Near Lambertian radiating surface • Tunable transmission spectrum • Laser etchable, paintable, printable

Typical Applications • Paint and laser etched graphics in white and colors • Multi-shot graphics • Illuminated Indicators • Graphics with LED color correction

Typical light scatter profile:

0%

100%

-60 -40 -20 0 20 40 60

EMERGENCE

ASTM D-1003

Haze Total Trans Half Angle L* Reflected

SC-28135 (PC) 97% 58% 52° 68.8

SC-28137 (PC) 96% 26% 61° 88

S-26706 (PC/PMMA) 100% 26% 61° 87

SC-26699 (PMMA) 100% 28% 57° 87

All data at 1.0 mm thickness

0%

25%

50%

75%

100%

-60 -40 -20 0 20 40 60

EMERGENCE Luminance vs viewing angle

S-28137

S-28135

S-26706

S-26699

PURE

Characteristics: • Very high light transmission • Color tunable • Available in wide variety of scatter angles from very narrow to wide angles

Typical Applications: • Long light path light pipes • LED color correcting lenses and guides • Point source softening elements • Complex light distribution covers

Typical light scatter profile:

0

10000

PURE

ASTM D-1003

Haze Total Transmission Half Angle

S-28141 (PC) 100% 87% 0.75°

F-28049 (PC) 99% 84% 0.87°

S-28142 (PC) 96% 78% 1.05°

All data at 4 mm thickness

0%

25%

50%

75%

100%

-45 -40 -35 -30 -25 -20 -15 -10 -5 0 5 10 15 20 25 30 35 40 45 degrees

PURE diffusers Luminance vs viewing angle

RTP 0399 S-28141

RTP 0399 S-28049

RTP 0399 S-28142

VEIL

Characteristics: • Wider angle diffuser • High transmission and efficiency • Near Lambertian radiating surface • Neutral transmission or LED color-compensating • Laser etchable, paintable, printable

Typical Applications • Shorter light path light pipes • LED color correcting lenses and guides • Point source diffuser elements • Laser etchable hidden until backlit

Typical light scatter profile:

0%

100%

-60 -40 -20 0 20 40 60

VEIL

ASTM D-1003

Haze Total Transmission Half Angle

SC-26694 (PC) 100% 68% 33°

SC-26698 (PMMA) 99% 77% 22°

SC-26693 (PC) 96% 79% 12°

All data at 1.0 mm thickness

0%

25%

50%

75%

100%

-60 -50 -40 -30 -20 -10 0 10 20 30 40 50 60

% t

rans

degrees

VEIL diffusers Luminance vs viewing angle

S-26998

S-26994

S-26693

ECLIPSE RTP 399 X 12052 E S-55259 Red

Polycarbonate (PC)

PURE RTP 399 X 120952 B F-28049 Translucent White

Polycarbonate (PC)

ECLIPSE RTP 399 X 120952 B S-66062 Green

Polycarbonate (PC)

VEIL RTP 1899 X 114729 SC-26698 Translucent White

Acrylic (PMMA)

ECLIPSE RTP 399 X 120952 B F-887046 Grey Diffuser

Polycarbonate (PC)

EMERGENCE RTP 399 X 120952 E S-28135 Translucent White

Polycarbonate (PC)

EMERGENCE

RTP 399 X 120952 E S-28137 Translucent White Polycarbonate (PC)