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PZ-2000FT Series XYZ Automated Stage with Piezo Z-axis Top Plate

PZ-2000FT XYZ Series Automated Stage with Piezo Z-axis Top Plate

The PZ-2000FT XYZ stage has been specifically designed to provide a high resolution, and highly repeatable, means of controlling the X, Y, and Z position of the microscope stage. The XY axes derive their precise control through the use of closed-loop DC servomotors employing high-resolution rotary encoders for positioning feedback. By using closed-loop control for the stage position, there is no chance that the stage will become lost, as can occur with open-loop micro-stepped stages after a number of moves and direction changes. The XY stage utilizes crossed-roller slides, high-precision lead screws, and zero-backlash miniature geared DC servomotors for smooth and accurate motion. The top plate of the stage accepts standard K-size slide inserts that are available for any sample, i.e., slides, petrie dishes, multi-well plates, etc. The slide insert is moved in the Z-axis via a piezo element with a range of 150 μm with nanometer accuracy (300 μm & 500 μm range is also available). By moving the sample in the Z-plane, any objective can be used, eliminating twisting wires or needed spacers as required when a piezo element is put onto a single objective. The microprocessor-controlled MS-2000 control unit provides for RS-232 and USB communication with a host computer for control of the XYZ axis.

Features

  • Flat stage top allows easy placement of micromanipulators on either side
  • Closed-loop control of the X, Y, and Z-axes for precise positioning and highly repeatable focusing
  • Wide dynamic speed range with adjustable trapezoidal move profiles
  • Smooth adjustable dual-range joystick control
  • Backlit LCD display shows X, Y, and Z coordinates
  • “Zero” and “Home” button for simple stand-alone operations
  • Compact ergonomic tabletop control unit size is 6″D x 9″W x 3″H (9 x 23 x 16½ cm). Rack mount controller with stand-alone joystick is also available.
  • Proven operation with many popular software packages
  • Travel range will scan full well plate in most circumstances

XY Specifications for Standard Configuration

XY axis range of travel 120 mm x 75 mm
XY axis resolution (encoder step) 0.088 μm
XY axis lead screw accuracy 0.25 μ/mm
XY axis RMS repeatability < 0.7 μm
XY axis maximum velocity 7 mm/sec

 

ADEPT Piezo Controller Specifications

Specification PZ-2150FT PZ-2300FT PZ-2500FT
Piezo Travel Range (+/- 5%) 150 μm 300 μm 500 μm
Piezo smallest move / resolution* 2.2 nm 4.5 nm 7.6 nm
Maximum Load for full range travel 2Kg 1Kg 1Kg
Transient Response time** 11 – 15 ms
External Analog input (BNC) 0 to 10 Volts
Maximum Input Frequency 20 Hz

**Time taken to travel 10%-90% for moves below 30% travel range with 600 grams load.

*In external input mode, use of a higher bit DAC will increase resolution. For example a 0-10 analog voltage from the DAC results in the following:

PZ-2150FT
External Analog input Steps Resolution
16 Bit DAC 65536 2.2 nm
17 Bit DAC 131075 1.1 nm
18 Bit DAC 262144 0.55 nm

 

PZ-2000FT Options

  • XY axes Linear Encoders for high-accuracy positioning. Linear encoder resolution is 10 nm, with a scale accuracy of 0.3 μm per 10mm and 3 μm per 100mm. Positioning resolution at sample is < 50 nm.
  • Auto Focus (requires NTSC or PAL composite video signal).
  • ASI’s proven line of Z-axis drives can also be added to the fine focus shaft of the microscope to provide Z-axis positioning with a resolution of 50 nm throughout the range of the microscope’s travel. The piezo unit can then be used for fast and accurate Z-axis positioning to any point within the range of travel.
  • Other lead screw pitches are available for faster XY translation, or for more precise positioning when using standard rotary encoders.

Images

PZ-2150FT

Downloads


PZ-2000FT XYZ Series Automated Stage with Piezo Z-axis Top Plate datasheet

ADEPT User Manual

Product Compatibility

LeicaDMI3000, DMI4000, DMI5000, DMI6000, DMIRB, DMIRBE, DMIRE, DMIRE2

NikonDiaphot Eclipse TE2000, Eclipse Ti

OlympusBX50WI, BX51WI, BX61WI, IX70, IX71, IX81

Zeiss – Axiovert 200, Axio Observer