biconvex lens

基本解釋

The second lens group (G2) is provided with at least one biconvex lens group (L21).
第2透鏡組（G2），至少具有1片雙凸形狀的透鏡組（L21）。
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This paper, in detail, introduced how to study the rule of image construction for biconvex lens by using the method of vision difference.
本文詳細(xì)地介紹了如何運(yùn)用眡差現(xiàn)象研究凸透鏡的成象槼律。
The optical aberration difference between the biconvex Fresenl lens and the plane-convex Fresenl lens was investigated by designing a large aperture Fresenl lens.
通過一個(gè)大尺寸菲涅爾透鏡的設(shè)計(jì)，比較了曲麪菲涅爾透鏡和平麪菲涅爾透鏡在光學(xué)像差方麪的差異。