双凸透镜
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- 名biconvex lens
双凸透镜-
研究了经双凸透镜两个光具面L1和L2的透射光线和反射光线的近轴成像规律，以此说明其像群的形成。
The rule of adaxial image formation is studied , of the transmission light and reflected light through the two optical surfaces L_1 and L_2 of the biconvex lens .
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劲科科技可以生产加工多种规格的平凸硒化锌透镜、平凹硒化锌透镜、双凸硒化锌透镜、双凹硒化锌透镜等各种硒化锌、锗透镜。
Jinke Technology can produce flat convex ZnSe lens , flat concave ZnSe lens , double-side convex ZnSe lens , double-side concave ZnSe lens and other ZnSe or Ge lens .