Canon 1Ds has a Canon EF lens mount and currently there are 257 native lenses available for this mount.
The latest released lenses that are compatible with the 1Ds are the Samyang MF 14mm F2.8 Mk2, the Samyang MF 85mm F1.4 Mk2 and the Irix 45mm F1.4.
Canon 1Ds doesn't have a sensor based image stabilization system but
78 of these lenses already comes with optical image stabilization.
Since Canon 1Ds has a Full frame sensor, it has a focal length multiplier of 1× so lenses will provide their original focal length on 1Ds.
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Canon 1Ds Lenses with Image Stabilization
Canon 1Ds Lenses with Weather Sealings