蔡司第一次按光学研究以及数学运算设计制造了17款物镜（其中三款是浸液镜头）。

Now, for the first time, Zeiss offers a range of 17 microscope objectives (three of them being of the immersion type) designed on the basis of optical research and mathematical operations.

youdao

蔡司第一次按光学研究以及数学运算设计制造了17款物镜（其中三款是浸液镜头）。

Now, for the first time, Zeiss offers a range of 17 microscope objectives (three of them being of the immersion type) designed on the basis of optical research and mathematical operations.

youdao