Do Night Photographers Need to Cover the Viewfinder to Prevent Light Leaks?

In my article “13 Photography Myths Every Photographer Should Know,” I explain my findings from testing various photography beliefs.  One of them is this… that night photographers need to block the optical viewfinder to prevent light leaks. DSLR cameras work by passing light through the lens, bouncing it off the mirror, flipping the image through a prism, and then showing …

Where should you sign a canvas gallery wrap print for photography?

Question from a reader: “Hello, I am wondering if you might be able to advise me on how to hand sign a gallery wrap print?  I usually hand sign the mat for any work I sell.  Thank you!” Jim’s answer: I like to sign on the lower-right corner of a gallery wrap on the side of the canvas that shows outward. …

Does Saving a JPEG Multiple Times Reduce Image Quality?

This article is an in-depth explanation from my article “12 Photography Myths Every Photography Should Know.” When photographers start debating the advantages of shooting RAW rather than JPEG, I inevitably hear that one advantage of shooting in RAW is that you can save it multiple times without reducing image quality. In theory, this is absolutely true.  Every time a JPEG …

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Does Mirror Lock-Up Actually Improve Sharpness?

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 and then wait for any …

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What is weather sealing on a camera?

Wind, rain, dust and dirt can be the downfall of even the most careful and cautious photographer. Fortunately, most DSLRs have some form of internal protection with weather sealing. But don’t be fooled – weather sealing is not the same as water resistant, and it is most certainly not the same as waterproof! However, weather sealing does block out the …