Research Article
Studies on Development of Polymeric Materials Using Gamma Irradiation for Contact and Intraocular Lenses
Table 4
Properties of polymers obtained with HEMA : MAA by varying ratios.
| | Composition HEMA : MAA | Shore-D hardness | Transmittance (%) | Refractive index | Appearance |
| | 80 | 90 | 1.453 | Transparent, clear, and hard | | 80 | 90 | 1.449 | Transparent, clear, and hard | | 80 | 90 | 1.447 | Transparent, clear, and hard | | 80 | 90 | 1.445 | Transparent, clear, and hard | | 80 | 90 | 1.444 | Transparent, clear, and hard | | 80 | 90 | 1.442 | Transparent, clear, and hard | | 80 | 90 | 1.439 | Transparent, clear, and hard | | 80 | 0 | Not measurable | Opaque and hard | | 80 | 0 | Not measurable | Opaque and hard | | 80 | 0 | Not measurable | Opaque and hard | | 80 | 0 | Not measurable | Opaque and hard |
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