3 Answered Questions for the topic photogrammetry
How to know or calculate depth of field of a photo from EXIF tags?
I want to know the depth of field of a photo, preferably in cm or m. I know that we can know the camera setting by reading the EXIF tags, but is there a tag directly telling us the depth of field?... more
Real Area of a picture?
I want to know the actual area of the entire area covered by an aerial photograph. _The Photo is 4000x3000 pixels _The Focal Length of the camera is 20mm. _The Picture height is 51 meters. I... more