儿童配镜必须散瞳验光。有些家长担心,散瞳会对孩子眼睛产生不良影响,其实不然。临床散瞳一般需用药物,滴药约半小时后瞳孔散大。散瞳的目的是使眼睛睫状肌麻痹,消除眼睛调节,然后确定屈光度。只有这样,才能排除假性近视,配出的眼镜度数才会准确。一般情况下,滴药2～3小时后瞳孔恢复正常。散瞳后会出现目眩、畏光和视物不清等症状,尤以视近物明显。这是正常现象。瞳孔恢复后,上述症状即可消失,视 Children glasses must dilated optometry. Some parents worry that mydriasis will have an adverse effect on children’s eyes, but it is not. General dystocia clinical use of drugs, dropping about half an hour after the mydriasis. The purpose of mydriasis is to paralyze the eye’s ciliary muscle, eliminate eye conditioning, and then determine the diopter. The only way to rule out pseudo-myopia, glasses with the degree will be accurate. Under normal circumstances, drip 2 to 3 hours after pupil returned to normal. Mydriasis will appear dizzy, photophobia and blurred vision and other symptoms, especially as apparent short-sighted. this is normal phenomenon. Pupil recovery, the symptoms can disappear, depending on