The EOS-1N was designed to build on the strengths of the EOS-1, a camera that revolutionized the professional market, and to incorporate new technolog

The EOS-1N was designed to build on the strengths of the EOS-1, a camera that revolutionized the professional market, and to incorporate new technologies and design concepts to fill professionals' wish lists. One of its many advanced features includes a five-point autofocus using a new high-precision Multi-BASIS (Base-Stored Image Sensor) for wide-area coverage.' '