National Aperture狭缝和小孔，用于光谱仪与光路运用的精确狭缝和小孔，多种狭缝宽度和形状选择，可定制。
National Aperture, Inc. manufactures Micro-apertures, Miniature translation stages, and Motion control products.
Our unique line of miniature and ultra-miniature precision servo motion control products feature sub-micron resolution and high speed in the smallest footprint currently on the market.
Our intellectual property and patented designs have found their way into some of the most demanding applications imagineable. They include semiconductor inspection/ manufacturing equipment, microscope positioning, laser alignment, medical robotics, and many more.