The ANT180-L continues the expansion of Aerotech’s line
of high precision crossed-roller stages. With its sub-nanometer
resolution, superior bi-directional repeatability, and
exceptional low-velocity performance, it is the ultimate
solution for high-accuracy alignment, measurement,
scanning, and other demanding applications.
Noncontact Direct-Drive
The ANT180-L is driven by a high-power linear motor with
ironless forcer and U-channel magnet track. The direct-drive
linear motor drives the stage to a peak unloaded acceleration
of 2 g and maximum velocity of 500 mm/s. Because the
forcer is ironless, it is a cog-free design that provides
exceptional velocity control.
Outstanding Resolution
The direct-drive linear motor and high-accuracy linear
encoder make possible outstanding step-to-step resolution
when coupled with an Aerotech control system. This is
critical in spectroscopy, optical delay line, and other
applications. Furthermore, the linear motor and high
resolution linear encoder system also provide excellent in-position
stability.
Superior Geometry for High Performance
Its large cross section provides a robust and stable base axis
for multi-axis systems. Aerotech’s ultra-stiff construction and
compact two-piece design result in a stage with unparalleled
geometrical tolerances. As a result, the straightness and
flatness typically are <±1 μm over the entire travel.
Designed for smooth, vibration-free motion, the ANT180-L
utilizes precision anti-cage creep crossed-roller bearings for outstanding smoothness of motion. Since neither the bearing
system nor the drive system utilize any recirculating
elements, the ANT180-L exhibits the outstanding ripple-free
motion required for scanning and inspection applications.
Precision Alignment and Cable Management
ANT180-L series stages are easily configured into XY and
other multi-axis assemblies. Precision orthogonality
alignment to 5 arc seconds and multi-axis cable management
systems (CMS) are standard options. We include all
customer-required cables, air hoses, etc. in our CMS bundle
to facilitate incorporation into the final system. Both ends are
fully connectorized for simple integration into the customer’s
machine.

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