qDSLRdashboard is an app that allows you to remote control a camera. It works with Nikon and Canon DSLR cameras and with Sony mirrorless cameras. I use it with an Android tablet. It …
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photography
DIY solution for indoor photogrammetry
April 20, 2020
I had tested some indoor photogrammetry for 3D reconstruction of a square section artificial stream in an urban scenario. It was 2 meters heigh, 4 meters wide and 10 meter long. 100% …
How i deal with memory cards in a photogrammetric survey
April 8, 2020
I prefer using more than one external memory cards fot the pictures that i shoot in the field. I am much more comfortable one more less-capacity cards than one "supersize" one. There …
ORTHOPHOTO RETOUCHING
April 3, 2020
An orthophoto with no georeferencing data cannot be managed properly inside a GIS software. It has lost the chance of being explored in the software. It could be for many reasosns. A very …
PHOTOGRAMMETRY, GSD AND FOCAL LENGTH
March 29, 2020
If you do photogrammetry using a camera that doesn’t have a full frame sensor (35 mm) pay attention to use the REAL focal length for calculating the Ground Sampling Distance …