This article was written by Michael Reichmann and originally published Jan 13 2009 This is not a comprehensive treatise on the subject of lens diffraction effects. Rather, it's purpose is to bring to the attention of photographers who may not be aware of the issue that there is no free lunch when it comes to achieving greater depth of field though stopping down. Every … [Read more...]
Focus Stacking – A Basic Guide
A number of years ago I did a lot of Macro Photography. At that time I was using a Phase One DF+ camera with the 120mm Marco Phase One lens. It was a great set up and using focus stacking in combination with this system yielded amazing images. Recently I received a Sony 90mm Macro lens. As with all macro lenses, you can do some great close up images but doing so means … [Read more...]
Making People and Other Things Go Away
How many times have you been photographing a scene and no matter what you do or how long you wait, there is always someone in the scene. The same thing can be said about city streets, highways and any number of different busy landscapes. Obviously, you can’t shut the streets down or get people out of the way by asking nicely. This is a technique ‘for clearing the area’. My … [Read more...]
Observing and Managing Color: Dealing with Color Vision Anomalies
The camera versus the human eye Superficially, the human eye appears to be similar to a camera. Here looks certainly deceive because, other than a few shared components, the two differ both in operation and in purpose. Consider first the camera. A camera records a scene all at once and in an instant. What is actually recorded is a projection of the scene by a rectilinear … [Read more...]
Landscape Aerial Photography Using Unmanned Aerial Vehicles
Unmanned aerial vehicles (UAVs) have recently been receiving a lot of attention in the press, both good and bad. UAVs (remotely piloted vehicles, drones) have been popular for decades as a hobby, with the primary goal just being the fun of remotely controlling model aircraft, including model airplanes, helicopters and multi-rotor copters. But just in the past couple of … [Read more...]
