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April 20, 2018

When taking pictures using a macro lens, shallow depth of field usually mandates a rather small aperture to gain sharpness. With automatic lenses, stopping down is not a problem because the camera keeps the aperture wide open during view finding, unless you press the d...

April 20, 2018

What is chromatic aberration for an optical system? Well, according to Wiki, it is the failure of a lens to focus all colors to the same convergence point. You usually see this effect when you have high contrast edges in your image. Well, it happens not just with micro...

September 17, 2016

Overview

Many people started out macro photography with close up filters, some are cheap one and some are not so cheap, such as Raynox DC-150 and/or DC-250. These close up filters are very convenient to use, simply screws it onto a (usually) telephoto (zoom) lens. The r...