因此光学系统焦距、光圈的调节直接影响系统的成像质量。
Therefore the adjustment of the focal length and the aperture of the optical system have direct influence on the imaging quality.
FALK Dieter： 用于通过针孔光圈将物体光学成像到检测装置上的系统和方法。
System and method for optically imaging objects on a detection device by means of a pinhole aperture. F.
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