| 摘要 |
A control apparatus is disclosed, which can check an operation history of an optical apparatus and can allow a user to perform optical apparatus maintenance appropriately timed according to the operation history. The control apparatus includes a history generating section which generates history information concerning an operation history of an optical apparatus having an optical adjustment unit and an information output section which outputs at least one of the history information generated by the history generating section and information generated based on the history information.
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