Difference between revisions of "Aerial photos"
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Revision as of 01:36, 7 February 2020
Focal length and altitude
Information of camera's model, focal length, flight height, photo scale information sometimes can be found on the aerial photo
Thus, we can use the simple equations in this document tp estimate the unknown information of the old aerial photo.
Type of camera
- Usually, the old aerial photo in Taiwan is taken by 6 inch lens.
