Resin & Additives

Special Polycarbonate (PC) Resin Panlite®

Introduction and Features

Panlite® SP grades are developed for use in plastic lens.

They are ideal for thin and high pixel cameras, thanks to their high refractive index and low birefringence.

Target commercial products for Panlite®

Panlite® SP-1516, SP-3810, and SP-5590 are used in the following commercial products.

  • Lens for smartphone camera
  • Lens for car-mounted camera
  • Lens for security camera

Market situation

Adopted in various types of lens, and the development is further advancing.

Grade Lists

Classification Grade name Features Major application
Use for optics (lens) SP-3810
  • High refractive index
  • Super low birefringence
  • High heat resistance
  • High flow
  • Lens for smartphone camera
  • Lens for car-mounted camera
  • Lens for security camera
  • Optical sensor
  • VR/AR
  • Industrial lens
  • Optical film
SP-1516
  • High refractive index
  • Low birefringence
  • High heat resistance
  • Lens for smartphone camera
  • Lens for car-mounted camera
  • Lens for security camera
SP-5590
  • Middle refractive index
  • Low birefringence
  • High heat resistance
  • Lens for smartphone camera (high pixel)
Use for optics AD-5503
  • Heat resistance
  • High flow
  • CD, DVD
Use for binder TS-20●●
  • MFP drum
  • Printer drum

Engineering Service

Property Unit Special grade Standard grade for optics
SP-3810 SP-1516 SP-5590 AD-5503
Total light transmittance % 89 90 90 91
Refractive index - 1.639 1.614 1.588 1.584
Abbe number - 23 26 28 30
Birefringence
(Cross nicol method)
-
Glass transition temperature 150 156 143 145
MVR
(280℃/2.16kg)
cm3/10min 42 9 49 58