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Does Mirror Lock-Up Actually Improve Sharpness?

In Landscape/Nature by Jim Harmer17 Comments

This article is a separate explanation for my testing of how UV filters negatively impact image quality, and is referenced in my article “13 Photography Myths Every Photographer Should Know.” What is mirror lock-up? Mirror lock-up is a feature on almost all DSLRs that allows the photographer to flip up the mirror in the camera …