Contact Lens Design & Materials | 合法醫療器材資訊網

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由 CSA Musgrave 著作 · 2019 · 被引用 107 次 — On the other hand, a soft contact lens (SCL) is a highly flexible, oxygen-permeable material with often high water-content. This flexibility ... Read More

由 E Kim 著作 · 2018 · 被引用 26 次 — The mechanical properties of commonly prescribed soft contact lens materials were measured using a dedicated instrument. Its reliability was demonstrated, ... Read More

由 I Tranoudis 著作 · 2004 · 被引用 119 次 — Materials made from VP/MMA exhibit high tensile strength and high-to-moderate elongation-at-break, but the Young's modulus is high for the 55% water content and ... Read More

A stiffer silicone hydrogel material such as Lotrafilcon A has a high modulus of approximately 1.4 MPa with a low water content of 24%, while a softer hydrogel ... Read More

Contact lens materials are typically based on polymer- or silicone-hydrogel, ... In this paper, we discuss some of the fundamental material properties, ... Read More

2018年4月1日 — Soft lens materials range in index of refraction from about 1.37 to 1.44, while GP materials range from about 1.41 to 1.54. As with spectacle ... Read More

The coefficient of friction (CoF) refers to how lubricious the surface of the contact lens is. It is sometimes referred to as lubricity and a lower CoF helps to ... Read More

2015年10月12日 — 41. The desirable properties of an RGP lens are : 1. Optimal design 2. Material : High Dk Wettability Deposit resistance Stability Ease of ... Read More