Optical apparatus, imaging apparatus and imaging system having a substantially constant MTF or MTF shape
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United States of America Patent
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Aug 19, 2014
Grant Date -
Sep 20, 2012
app pub date -
Mar 16, 2011
filing date -
Mar 16, 2011
priority date (Note) -
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Abstract
The invention provides an imaging apparatus and an imaging system, each one comprising an optical system having characteristics matching with image restoration processing, thereby achieving effective image restoration processing. To this end, the imaging apparatus or system comprises an imaging device 12, an optical system 11 for forming a subject image on the imaging device 12, and an image processing means 14 for implementing image processing for an image being viewed, the image produced out of the image device 12. The imaging apparatus or system is characterized in that the optical system 11 has a substantially constant MTF at a position where the imaging device 12 is located and in the predetermined distances before and after that position.
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