卡尔蔡斯公司1846年创立于德国耶拿，它的生产精密光学机械的工厂，在初创时期就一直很是繁荣。

The workshop for precision mechanics and optics opened by Carl Zeiss in Jena in 1846 already enjoyed a sustained period of prosperity during its early years.

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通常，一阶机械特性就能为预测光学性能提供足够的精度。

Often, only first-order mechanical behavior is needed to provide sufficient accuracy in the prediction of optical performance.

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没有什么能比他在还是一个小男孩时所做的机械发明这个传说更引人入胜的了，那里他创造了自己的望远镜和光学实验。

Nothing can be more charming than the, tales of his mechanical contrivances when he was a boy. There are his telescopes and his optical experiments.

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