A novel lightweight, wide field-of-view eyepiece for HMD is achieved using a free-form-surface (FFS) prism. The design method is discussed and the design result is presented.
通过采用自由曲面(FFS)棱镜实现了大视场轻型头盔显示器目视光学系统,讨论了FFS头盔显示系统的设计方法并给出了设计结果。
An eyepiece with wide apparent field (in degrees) and lower powers used on a telescope allow wider fields of view.
较宽的目镜视场搭配较低的放大率可以得到更宽的视场角。
To help understand this, we can imagine viewing a single star in the exact center of the telescope eyepiece (field of view).
为了有助于理解这个问题,我们可以想象,在目镜的正中央,看一颗星。
Essentially, the field stop of the eyepiece encompasses a linear field of view from the telescope.
从本质上讲,目镜的视场光阑与望远镜有线性关系。
Center Vega in the field of view of the telescope using a low-power eyepiece (Under 50x).
使用一个低倍目镜(50倍以下)使织女星位于望远镜视场的中央。
A good eyepiece will render a sharp image in the central parts of the field of view, but toward the edge not even the best and most expensive eyepieces can produce a perfect image.
好的目镜在视场中央成像锐利,但在目镜的边缘即使最好和最昂贵的目镜成像也不行。
A good eyepiece will render a sharp image in the central parts of the field of view, but toward the edge not even the best and most expensive eyepieces can produce a perfect image.
好的目镜在视场中央成像锐利,但在目镜的边缘即使最好和最昂贵的目镜成像也不行。
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