Tethered Balloon Camera Skyscan's unique aerial photography system was first used in 1984 and is still operating (see About us for further details) |
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ADVANTAGES
- operates from 50 to 500 feet above ground
- vibration free camera platform gives excellent resolution
- highly manoeuvrable; can drive around for different viewpoints
- can work where other systems have difficulty
- once inflated can remain aloft for hours awaiting optimum light
- recompresses helium gas to save costs
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DISADVANTAGES
- susceptible to windy weather
- heavy vehicle and expensive to operate
- requires accurate forecasts to arrive on site with good weather
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 Skyscan (R) balloon at Buckingham Palace |
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| Telescopic masts |
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- lower operating costs than aircraft
- easily transported
- quiet and fast in operation
- good for elevated views of properties and events
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- maximum height about 70-80 feet
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| Unmanned aerial vehicle (UAV's) |
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- lower operating costs than aircraft
- easily transported and set up
- highly manoeuvrable
- can work work close to buildings
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- limited operational time dependant upon battery life
- maximum height limit
- weight considerations may restrict choice of camera
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| Light Aircraft |
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- often the most cost effective option
- can capture the site quickly from all angles
- can cover several sites in one flight
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- minimum height restriction particularly over cities
- must circuit the site; cannot hover
- regulations and aviation expenses have increased considerably recently
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| Helicopters |
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- highly manoeuvrable
- can land and hover letting photographer compose his shot
- preferred for city work
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- time in the air is extemely expensive; aviation costs have risen of late
- noisy in operation for surrounding locality
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