BLANKS FOR VARIOUS PURPOSES

Blanks for Lenses Forming Mold

Blanks for Lenses Forming Mold

Achieves High Hardness and High Quality Surface Finish

Demand for aspherical lenses are increasing due to the need for higher precision in smartphones, in-vehicle cameras, surveillance cameras, etc.
High hardness and high quality surface finishes are achieved by ultra-fine grain structure with excellent uniformity and by minimizing the amount of binder.

Grade Properties

AF3005L , AF303L , and AF312L are available for Lenses Forming Mold.
For details, please refer to the technical information.

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Application ISO
code
Grade Hardness HRA TRS Characteristics
HRA Hv
(GPa)
(GPa) Hardness Low thermal expansion Surface quality Grind ability
Blanks for Lenses Forming Mold --- AF3005L 25.3 1.3
--- AF303L 94.2 21.0 2.9
--- AF312L 92.5 17.3 4.4
Specifications of Grade for Special Type

Microstructure Description

High hardness and high quality surface finishes are achieved by ultra-fine grain structure with excellent uniformity and by minimizing the amount of binder.

  • AF3005L AF3005L
  • AF303L AF303L
  • AF312L AF312L

Size Availability

Compared to general materials, there are restrictions on the size range availability.

※Please contact us for requests outside the producible dimensions shown below.

Size Availablity
Size Availablity