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本文所说的手动相机,是指手动对焦相机。严格说来宾得手动相机也包括SP、ES等老式罗口相机,因为这些相机过于老旧,市面上少有交易,对它们感兴
Manual camera in this article refers to the manual focus camera. Strictly speaking, Pentax manual cameras also include vintage porthole cameras such as SPs and ESs, because these cameras are too old to be traded on the market,