請問『視康散光月拋』的透氧DK值?? - 隱形眼鏡
By Annie
at 2009-10-09T04:07
at 2009-10-09T04:07
Table of Contents
擷取官方網頁資訊如下:
http://www.cibavision.com.tw/lenses/other_lenses.shtml
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鏡片材質Viflcom A是2-hydroxyethyl methacrylate和 providone U.S.P.
的親水性聚合體。化學名稱為poly (2-hydroxyethyl methacrylate-co-ethylene
dimethacrylate-co-methacrylic acid-g-povidone)。
當鏡片完全親水時,含水量為55%。
鏡片物理性質如下:
比重:1.12g/ml
曲光數:1.415
鏡片表面特性:扁豆狀、球狀背弧
含水量:55%(在正常生理食鹽水下)
透氧率:16.0x 10-11(cm2/sec) (ml O2/ml x mmHg) (在23oC時測量)
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我有問題問大家:
1.官網的透氧率這樣寫,不太懂,那換算DK數值是多少呢??
(這樣的透氧率算高還是低呢?)
2.這應該不是矽水膠鏡片,那這材質是離子性還是非離子性呢?
(聽說非離子性的鏡片比較好)
謝謝!
--
http://www.cibavision.com.tw/lenses/other_lenses.shtml
--------------------------------------------------------------------
鏡片材質Viflcom A是2-hydroxyethyl methacrylate和 providone U.S.P.
的親水性聚合體。化學名稱為poly (2-hydroxyethyl methacrylate-co-ethylene
dimethacrylate-co-methacrylic acid-g-povidone)。
當鏡片完全親水時,含水量為55%。
鏡片物理性質如下:
比重:1.12g/ml
曲光數:1.415
鏡片表面特性:扁豆狀、球狀背弧
含水量:55%(在正常生理食鹽水下)
透氧率:16.0x 10-11(cm2/sec) (ml O2/ml x mmHg) (在23oC時測量)
---------------------------------------------------------------------
我有問題問大家:
1.官網的透氧率這樣寫,不太懂,那換算DK數值是多少呢??
(這樣的透氧率算高還是低呢?)
2.這應該不是矽水膠鏡片,那這材質是離子性還是非離子性呢?
(聽說非離子性的鏡片比較好)
謝謝!
--
Tags:
隱形眼鏡
All Comments
By Christine
at 2009-10-09T19:24
at 2009-10-09T19:24
By Ophelia
at 2009-10-13T05:22
at 2009-10-13T05:22
By Ula
at 2009-10-15T16:25
at 2009-10-15T16:25
By Faithe
at 2009-10-16T23:59
at 2009-10-16T23:59
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