DiMAC seems to be creating its own Oblique system, a 6 camera head configuration. Here is a press notice from…
aerial mapping camera, aerial photography, metric camera, calibrated, digital aerial camera, Ultracam Eagle, Falcon, oblique Osprey, Condor, Leica ASD 80, 100, DMC III, PhaseOne, IGI Urbanmapper and DIGICam,and other.
Reihenbildkamera, Reihenmesskamera, Messbild, Carl Zeiss RMK Oberkochen, Carl Zeiss Jena LMK, MRB, Wild Leica RC 30