Unverified88% confidenceDecision RuleTime unknown
4800 DPI光学分辨率对于照片、文档、手绘作品的家用扫描足够清晰,但与专业级扫描仪相比在色彩深度和动态范围上有差距,专业摄影后期归档不建议依赖此机
1
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88%
Confidence
Long-term
Relevance
-
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Unverified4800 DPI光学分辨率扫描照片和普通文档绰绰有余,但对专业级底片/胶片扫描需求来说,它没有透扫单元(背光模组),无法扫描胶片或幻灯片87% similarUnverified光学分辨率600dpi,扫描普通文档和收据足够清晰,但对高精度图片或照片扫描有较高要求的用户,效果不如桌面平板扫描仪84% similarUnverified工业级平板扫描仪或鼓式扫描仪可达到4800 DPI乃至更高分辨率,色彩深度支持48位(16位/通道)83% similarUnverified扫描普通文档文字识别(OCR)用途,光学分辨率300DPI足够;扫描照片或需保留细节的图纸建议选600DPI以上,标称的插值分辨率(如1050DPI)不代表真实清晰度82% similarUnverified扫描分辨率日常文档600dpi足够,翻拍老照片或需要放大打印才需1200dpi光学分辨率——注意区分光学分辨率和插值分辨率,后者是软件算法放大无实际意义82% similar
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