New additions for version 4.52 of the GSD Calculator: IGI Quattro-DigiCAM-400 IGI Quattro-DigiCAM-300 IGI DigiTHERM-1920-C IGI DigiTHERM-1280-C IGI DigiTHERM-640-C IGI…
aerial-survey-base GSD Calculator for aerial mapping cameras, pixel size, flying altitude, coverage, camera cycle, photo scale
GSD – Ground Sampling Distance or pixel size of an aerial photograph