Category: Photography
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Creating Vignetting and Distortion Corrections for Photographers [Video]
in PhotographyIn this video we create vignetting and distortion correction profiles for use in the lensfun database (and therefore in open-source photo-editing software like Darktable and RawTherapee). We talk about both theory and about practical aspects of doing the corrections. We evaluate the overall quality of our corrections and we compare our corrections to those already…
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![An Introduction to Focus Stacking [Video]](https://mpr-projects.com/wp-content/uploads/2025/04/focus_stacking.jpg)
An Introduction to Focus Stacking [Video]
in PhotographyIn this video we’ll use two programs of the Hugin suite to do some simple focus stacking. First we’ll talk about some basics that are useful to know and in the end I briefly describe how I deal with focus stacking in my 3d-scanning machine. This video is intended for photographers rather than for computer…
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![A Brief History of Light – From Ancient Greece to the Middle Ages [Video]](https://mpr-projects.com/wp-content/uploads/2024/04/Shotcut_00_03_05_672.png)
A Brief History of Light – From Ancient Greece to the Middle Ages [Video]
In this video we start a journey through the history of human ideas about the nature of light. It’s a long journey but we’ll try to keep it brief and concise. In this first part we focus on Europe and on the Middle East. In future posts we’ll move on to the time from 16h…
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![Mono-Conversion of a Canon 350D [Video]](https://mpr-projects.com/wp-content/uploads/2024/02/DSCF5736_bw_small-scaled.jpg)
Mono-Conversion of a Canon 350D [Video]
In this video we disassemble a Canon 350D and we remove the top layer of the sensor, which includes the colour filter array. As a result we’ll end up with a monochrome camera. We also discuss auto focus calibration and a few related topics.
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A Hike to the Reichenstein
In the midst of my winter blues I’m slowly working through the many photographs I’ve taken but not yet processed over the past year(s). This post contains a small selection of the pictures I took on a hike to the Eisenerzer Reichenstein in August 2023.