16. Juli 2025 aerialsurveybase Ollie

GSD Calculator 5.60

GSD Calculator v5.60 with UC Osprey 4.2, PhaseOne PAS 150 & IGI EcoMapper

GSD Calculator v5.60

 

 

 


DOWNLOAD your free copy of GSD Calculator  here

Reminder-Note: from version 5.49 on I’ve  changed the indication of the available resolution for Bayer pattern.

  • CCD-Type designator for Bayer-pattern CCD replaced to reduce disadvantages for manufacturers using Bayer-pattern sensors.
    The term „50% usable resolution“ it removed from Bayer-pattern driven sensors.
    The changed designation is similar to the use of the term „True GSD“ a few years ago and may put some manufacturers at a disadvantaged position in certain circumstances.
  • I will comment on this „resolution issue“ in the blog when the opportunity comes.

TrueGSD:

Dr. Karsten Jacobsen, Institute of Photogrammetry and GeoInformation at the University of Hanover presented a comparison of „GSD versus true GSD“ and why specially designed camera optics, such as those used in the Intergraph Z/I Imaging DMC, result in much better image quality and geometric accuracy than systems using off-the-shelf optics.

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