CI18
CI18 is a variation of the well-established CI26. CI18 offers increased tensile strength and high modulus. Its material, mechanical and optical properties are perfectly suited to less conventional lens designs.
Nature: Copolymer of hydroxyethyl methacrylate and methyl methacrylate
CI18 Technical information
Material Characteristics
Property | CI18 |
---|---|
Swell factor @ 20°C | 1.10 |
Water content @ 20°C | 18% |
Refractive index @ 20°C hydrated | 1.471 |
Please note: These are typical values. Always check the certificate of conformity supplied with the goods for the actual values of the batch.
Environment control
For best manufacturing conditions Contamac recommends 19-23°C with a relative humidity of 45%-60%.
Polishing
CI18 can be polished using tumble polishing methods.
Hydration
Hydrate the finished IOL in borate buffered pH 7.2 isotonic saline or a similar buffered saline solution.