Nano Aspheric Precision Optics

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 Expansion1.127 ± 0.01 at 20 C
Radial Expansion 1.122 ± 0.01 at 20 C
Water content 26% at 20 C
Refractive Index 1.460 HYDRATED at 20 C
Refractive Index 1.461 HYDRATED at 35 C
Optical Transmission >95%
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
NAS 207
Optical Diameter 6.00 mm
Overall Length 12.50 mm
Positioning Holes
Design qui-Biconvex
A Constant 18.0
Angulation 0

nAspro BBY( yellow Aspheric foldable )
Multi Diff