| Aerial photography is the art of taking photos of the | | | | perspective correction. Air pictures are made under a |
| ground while not standing on a ground structure with | | | | certain angle of the photographed object; this may |
| cameras mounted on aircrafts, balloons, helicopters, | | | | result in an incorrect perspective where near objects |
| dirigibles or rockets. The first person who practiced | | | | look too large if compared to far away targets. So a |
| aerial photography was Nadar, a French balloonist | | | | perspective correction is needed to ensure the best |
| who made the first pictures over Paris in 1858 and | | | | of outcomes. |
| thus remained in the history of photography. | | | | Aerial photography is mapped with real world targets |
| Aerial photography was used by the army for the | | | | like buildings, a process known as registration. As an |
| first time in World War I, it is also applied in field | | | | example, think of a road photography seen from |
| studies like cartography, archeology, landing use plans, | | | | above, it can be simply converted to a line. Another |
| military or economical espionage, advertising and, last | | | | problem is that when you want to photograph an |
| but not least in cinematography. In the last decades | | | | entire city for instance. |
| environmental programs used aerial photography to | | | | Of course you can go to higher altitudes and take |
| support their ecological demands. | | | | the whole picture but what if you need it at a higher |
| Many companies who are trying to map the city turn | | | | resolution? The stitching technique is required here as |
| to small radio controlled aircrafts especially designed | | | | it implies making as many photos as needed and then |
| for taking photos. They use this solution because | | | | joining them together. This process as simple as it |
| flight over residential neighborhoods is restricted at a | | | | might seem takes hours of preparation for good |
| certain height. On the other hand, American laws | | | | results. |
| allow taking aerial pictures over private zones, | | | | Aerial photography plays an important role in the |
| because anything capable of being seen from space | | | | evaluation of buildings or large properties and the |
| is not considered private. | | | | best pictures in this case are made from the |
| Many amateurs that can't afford renting a plane or | | | | helicopter. It's far easier to photograph a mall from a |
| having a pilot license can buy an astro-cam or some | | | | helicopter than from a plane, the explanation is that a |
| oracle rocket as a solution to continue being | | | | plane simply can't stay still in the same place, while a |
| interested in aerial photography as a hobby. Aerial | | | | helicopter can. However, when you try to sell a larger |
| photography has many challenges that are not | | | | estate use an airplane for a faster evaluation and the |
| applicable in classical photography. | | | | best of results. |
| One of the problems with aerial photography is the | | | | |