First, you need to know the clock speed of the camera, as different frequencies can affect the cable length.
With Camera Link Base, the max cable length is 10m, regardless of the clock speed.
For the other camera link modes, (Medium, Full, 80-bit), the max length at 85 Mhz is 5m, at 66 Mhz is 7m and at 40 Mhz is 10m.
Please note that the max. cable length may vary from cable to cable. BitFlow recommends cables purchased from the following companies
CEI, 3M, Hewtech, Intercon1