It's not permanent. When we have eye examination, we stop using it for a week. It's reflected 90% accurate of the eye conditions. Ideally, the doctor said 2 weeks w/o CRT for eye examination.
CRT effect lasts only up to 3 days. Stop using 1-2wks before ch
 本帖于 2013-03-13 11:39:45 时间, 由普通用户 旖旎风光 编辑
                                                
            
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                    Ok, that makes sense. Thanks!
                     -acreek- 
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                        03/13/2013 postreply
                                                09:41:01