报道一种利用象差校正平场全息凹面衍射光栅作为分光和成象元件的平场多色仪，该多色仪具有谱面平直、使用波段宽、集光本领强、体积小等优点。
In this paper, the flat field polychromator (SPD - I) using an aberration - corrected flat fie1d holographic concave diffraction grating as both spectroscopic and oPtical imaging element is re-POrted.
叙述了象差处理、多场累积和K因子校正等主要处理方法，给出了应用程序的流程图和处理结果。
Some processing methods such as image-difference processing, multiple field accumulation and K factor correction as well as the flowchart of practical programs are described.
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