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Specifications

SPECIFICATIONS

The Cirrus CIR Camera
Camera Body: Hasselblad (Sweden)
Camera Back: Kodak (USA), 16Mp CCD array
Lens: Metrically Calibrated 80mm f/2.8 Zeiss (Germany)
13 Optional Lenses: 50° - 4° Total FOV
Operation: Stand-alone / Computer-controlled
Image Type: Color Infrared
Image Processing: 12-bit Digitization
Image Size: ~20Mb (raw)
Recording Media: 2 x 16GB Compact Flash (~1600 images)
Environmental: 60,000 ft altitude / 0° C (non-condensing)
Imagery: Color TIFF or JPEG

GPS data, UTC time, and ancillary data appended to each image in a metadata file.
Orthorectification services are available upon request.

Photogrammetry

PHOTOGRAMMETRY

CIR Camera Frame Orientation
Pixel Dimensions: 4072 pixels x 4072 pixels
Pixel Dimensions: 9 micron x 9 micron
Array Dimensions: 36.7mm x 36.7mm
Altitude (feet) Focal Length (millimeters) FOV (degrees) Pixel Resolution (meters) Swath Width (meters) Area (kilometers²) Area (miles²)
5000 40 49.3 0.34 1399 2.0 0.76
5000 80 25.9 0.17 699 0.5 0.19
5000 120 17.4 0.11 466 0.2 0.08
10000 40 49.3 0.69 2798 7.8 3.02
10000 80 25.9 0.34 1399 2.0 0.76
10000 120 17.4 0.23 933 0.9 0.34
15000 40 49.3 1.03 4197 17.6 6.8
15000 80 25.9 0.52 2098 4.4 1.7
15000 120 17.4 0.34 1399 2.0 0.76
20000 40 49.3 1.37 5596 31.3 12.09
20000 80 25.9 0.69 2798 7.8 3.02
20000 120 17.4 0.46 1865 3.5 1.34

Mapping Systems

Sample Imagery

CIR Imagery animation

These images highlight the usefulness of Color Infrared Photography for various research programs and governmental projects.