1/3/2023 0 Comments Aerial photo![]() Customers can order the DAP-UE at the Hong Kong Map Service 2.0 website. The DAP-UE is provided in TIFF Format with World File, the georeference information stored in World File is only for general position only. In purchasing the DAP-UE, the relevant camera calibration report would be provided. The DAP-UE is suitable for photogrammetric measurement. DAP_RGB is RGB colour image (consisting of Red, Green and Blue bands) while DAP_CIR is false colour infrared image (consisting of Near-infrared, Red and Green bands). No radiometric correction or colour balancing is applied in order to retain the original colour to facilitate spectrum study.ĭAP_RGB and DAP_CIR are digital aerial photographs in 8-bit file format with radiometric correction applied with a file size about 760MB. Environment Canterbury has not verified the accuracy or completeness of this information. Photo information, for example photo number, date of flight, flying height etc., is kept in the EXIF data instead of presenting on the imageĭAP_RGBI is digital aerial photograph in 16-bit file format consisting of four spectral bands (Red, Green, Blue and Near-infrared) with a file size about 2GB. ![]() The dynamic range of the colour information is higher than 12-bit.Ī total of three products, DAP_RGBI, DAP_RGB and DAP_CIR, are generated for each shot. The digital aerial camera is able to capture five spectral bands information (Panchromatic, Red, Green, Blue and Near-infrared). Farm Services Agency National Agricultural Imagery. The Digital Aerial Photo (UE Version) is the digital aerial photograph captured by the large format digital aerial camera which was put in commission in mid-2016. Ordering Aerial Photos - Users can order aerial photos in TIFF format. ![]() Colour - Vertical (Portion) Digital Aerial Photo (UE Version) (DAP-UE) ![]()
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