美 英 na.凸透镜 网络凸镜头;凸球镜片;凸面镜 英汉 网络释义 na. 1. 凸透镜
convex lens [光] 凸透镜 美[ˈkɑnˌvɛks lɛnz] 考点解读 托福 雅思 Official词频:1物理学听力词汇阅读词汇 convex lens 常考释义 n.[光] 凸透镜 单词详解 英汉双解 n. [光] 凸透镜 收起 简明例句 The braiding yarns' section looks like a flatconvex lensapproximatively. ...
A convex lens can counteract one of the common vision impairments. Hyperopia, commonly called farsightedness, is an error of refraction that initially causes difficulty in seeing near objects and then affects distance vision. It is caused by the eye being too short from front to back, so that...
concave convex lens 凹凸镜,凹凸透镜 red convex lens 红色凸透镜 相似单词 convex a. 1.(外形或表面)凸出的;凸面的 lens n. [C] 1.透镜;镜片 2.(照相机等的)镜头 3(眼球的)晶体 v. [T] 1.给...摄影(尤指摄制影片) convexo convex a. 双凸面的 convex concave 凸凹 concavo convex ...
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The invention discloses a convex lens, which is made from a transparent material, wherein the cross section shape of the convex lens is formed by intersecting two curves, and one of the curves is smooth while the other curve is formed by sequentially connecting a plurality of small smooth ...
Plano-convex lens has one flat and one convex surface. Thay have a positive focal length and, when the preferred focal plane is adjacent to the flat surface, they closely approach best-form for infini..
Convex lens-LED lens_LED lens manufacturer;_LED lens supplier_Dongguan Yisiteguangdiankeji Co., Ltd-Convexlens
Biconvex lens are also known as double convex lens. A biconvex lens means that both surfaces of the lens are convex. Its focal length is positive and mainly for the function of focusing. It is commonly used in imaging relay system and object imaging at finite conjuga...
Double convex lens introduce Double-Convex Lenses are most suitable where the conjugates are on opposite sides of the lenses and the ratio of the distances is less than 5:1, e.g. as simple image relay components.Collect DETAILS 相关产品 Plano Convex lens Achromat Lens Aspherical Lens ...