Q&A: How does DOF impacts image overall sharpness relative to the focus points used?

My favorite website for DOF is DOFmaster.com.  When looking at DOF it is all about the math.  at 420 mm, F/8, and 30 feet the DOF is about 6 inches from the focus point the camera used at the time of the shot. A great blue heron (GBH) is almost 6 feet tall and about … Continue reading Q&A: How does DOF impacts image overall sharpness relative to the focus points used?

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Q&A: Why are my images sharper with a lens with a larger aperture?

Lenses with a larger aperture are called faster lenses.  Look at the image below and think about it.  When a camera focuses, it uses the light coming through the lens to focus.  The more light that comes through the lens the more information the camera sensor has to use to focus the lens.  The aperture … Continue reading Q&A: Why are my images sharper with a lens with a larger aperture?

Q&A: How does DOF impacts image sharpness?

After you have been taking photos for a while, you may advance to a point where you are trying to limit the depth of field or DOF to make the subject of your images more pronounced or really stand out in your images.   When doing so, it can make your images soft and it … Continue reading Q&A: How does DOF impacts image sharpness?

Q&A: Why are my photos are not as sharp as yours?

Every now and again I have other photographers ask me why are my photos not as sharp as yours?   But I wanted to explore this question a little deeper and see if I could help out some of my friends.  As time allows, I'm going to explore each of these a little more detail … Continue reading Q&A: Why are my photos are not as sharp as yours?