In 1896 Carl Zeiss presented its Planar lens. This lens type is still found in many professional optical tools for photography on Earth and in space.
1896年卡尔蔡司普兰那结构镜头亮相，这种镜头结构至今仍能在不少地球和太空中摄影用专业光学镜片上见到。
The Planar is the foundation for a variety of Carl Zeiss high-performance lenses with impressive color correction, speed, image flatness and low image distortion.
普兰那结构式霰弹许多卡尔·蔡司高素质镜头的基础，有着高色差纠正、大光圈、像场平和低色散的优势。
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