double-convex lens 中文意思是什麼
double-convex lens
解釋
雙凸透鏡-
Just as a double convex lens enlarges, so a double concave lens reduces
正象雙凸透鏡可以放大那樣,雙凹透鏡也可以縮小。 -
Surrounding with the subject of minor asphere making and test, we pursued work in four side : the design, test and making of aspheric indirect ophthalmoscopy lenses, test and making of aspheric ge lens, double asphere lens testing, study on testing of refractive convex aspheric surface
本文圍繞小型非球面檢驗加工這個課題,主要做了四個方面的工作:非球面眼底鏡的設計、加工和檢驗,非球面鍺透鏡的加工檢驗,雙面非球面小型透鏡檢驗方法的探討,凸二次非球面檢驗方法的研究。
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