TY JOUR TI Geometric calibration of digital cameras with long focal length lenses using a series of images with a common center of projection KW calibration KW digital camera KW long focal length camera KW center of projection KW entrance pupil KW optical system KW photogrammetry JO Izvestia Vuzov. Geodesy and Aerophotosurveying AU Chernyshev, V.E. PY 2025 IS 69 PB MIIGAiK