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65倍光学变焦(等效21-1365mm)是这款机器的核心卖点,但长焦端画质受小底传感器和衍射限制,锐度明显下降,实际可用画质大约在40-50倍变焦范围内较好
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Unverified65倍光学变焦(等效21-1365mm)是核心卖点,但长焦端画质受小底限制会明显变软,实际可用的高画质焦段远不到1365mm86% similarUnverified65倍光学变焦(等效21-1365mm)是该机核心卖点,适合观鸟、月亮、飞机等远距离题材,但长焦端画质因小底传感器和衍射限制而偏软,不宜对长焦端锐度期望过高86% similarUnverified125倍光学变焦(等效24-3000mm)是其核心卖点,但极端长焦端画质明显下降且对焦变慢,实际可用焦段通常在2000mm以内效果更好83% similarUnverified光学素质在原厂L级镜头中属上乘水准,100-400mm段画质扎实锐利,500mm端画质虽可用但相比400mm端有可感知的下降;如果主要使用焦段在400mm以内,这支镜头的画质表现非常令人满意82% similarUnverified变焦范围与画质不可兼得:大变焦(24-200mm等效)机型为塞下长焦牺牲了光圈和边缘画质,定焦或短变焦(24-70mm)机型光圈更大、暗光更强82% similar
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