NAspro (Clear Aspheric Foldable)

Nano Aspheric Precision Optics

Naspro lens has Aspheric Anterior Surface that negates the spherical aberrations. Advanced Wavefront Technology is used to improve the lens’ Optical Efficiency.

Material Characteristics

Nature

Copolymer of Hydroxy Ethyl Methacrylate and Methyl Methacrylate

UV Blocker

AEHB

Linear Expansion

1.127 ± 0.01 at 20° C

Radial Expansion

1.122 ± 0.01 at 20° C

Water content

26% at 20° C

Refractive Index

1.458 HYDRATED at 20° C

Refractive Index

1.457 HYDRATED at 35° C

Optical Transmission

>95%

Implantation Site

Posterior Chamber

Density

1.18g/cm³ HYDRATED

Tensile Strength

56.86 kg/cm²

Elasticity

279%

Sterilization

Moist Heat Sterilization

Diopter

6.00 D - 25.0 D in 0.5 Diopter Increment

Special Features & Benefits

  • Improved Optical Efficiency
  • Reduced Higher Order Aberrations.
  • Excellent Quality of Vision under all light conditions.
  • Square Edge Prevents PCO.
  • Increased Contrast Sensitivity .
  • Increased Functional Vision.
  • Easy Injecting System.

Technical Specification

Ref

NAS 207

Optic Diameter

6.00mm

Overall Length

12.50mm

Optic Design

Biconvex

A Constant

118.00

Angulation

Diopter Range

7.50D to 31.00D in steps of 0.50 D

Material

HEMA- CLEAR Co polymer of Hydroxy Ethyl Methacrylate and Methyl Methacrylate

Positioning Holes

none

Implantation Site

Posterior Chamber

Edges

Square