P-721 PIFOC® Piezo Flexure Objective Scanner

Fast Nanopositioner and Scanner for Microscope Objectives

PI P-721
Scans and positions objectives with sub-nm resolution
Travel ranges to 140 µm, millisecond settling time
Significantly faster response and higher lifetime than motorized Z stages
Parallel precision flexure guiding for better focus stability
Direct metrology with capacitive sensors for highest linearity
Cost-efficient version with SGS sensors
Compatible with MetaMorph imaging software
Outstanding lifetime due to PICMA® piezo actuators
QuickLock thread adapter for easy attachment
Clear aperture up to 29 mm Ø


P-721.CLQ

P-721.CDQ

P-721.CDA

P-721.SL2

P-721.SDA

P-721.0LQ

Units

Tolerance

Active axes

Z

Z

Z

Z


Motion and positioning

Integrated sensor

Capacitive

Capacitive

SGS

-

Open-loop travel, -20 to +120 V

140

140

140

140

µm

min. (20 % / -0 %)

Closed-loop travel

100

100

100

-

µm

Open-loop resolution

0.5

0.5

0.5

0.5

nm

typ.

Closed-loop resolution

0.7

0.7

5

-

nm

typ.

Closed-loop linearity error

0.03

0.03

0.2

-

%

typ.

Repeatability

±5

±5

±10

-

nm

typ.

Runout θX, θY

13

13

13

13

µrad

typ.

Crosstalk X, Y

100

100

100

100

nm

typ.


Mechanical properties

Stiffness in motion direction

0.3

0.3

0.3

0.3

N/µm

±20 %

Unloaded resonant frequency

580

580

580

550

Hz

±20 %

Resonant frequency @ 120 g

235

235

235

235

Hz

±20 %

Resonant frequency @ 200 g

180

180

180

180

Hz

±20 %

Push / pull force capacity in motion direction

100 / 20

100 / 20

100 / 20

100 / 20

N

max.

Drive properties

Ceramic type

PICMA® P-885

PICMA® P-885

PICMA® P-885

PICMA® P-885

Electrical capacitance

3.1

3.1

3.1

3.1

µF

±20 %

Dynamic operating current coefficient

3.9

3.9

3.9

3.9

µA/(Hz × µm)

±20 %


Miscellaneous

Operating temperature range

-20 to 80

-20 to 80

-20 to 80

-20 to 80

°C

Material

Aluminum

Aluminum

Aluminum

Aluminum

Mass

0.24

0.24

0.22

0.22

kg

±5 %

Objective diameter

39

39

39

39

mm

max.

Cable length

1

1

1

1

m

±10 mm

Sensor / voltage connection

LEMO

Sub-D Special

LEMO / Sub-D Special

LEMO (no sensor)

Recommended controller / amplifier

E-610 servo controller / amplifier, E-500 modular piezo controller system with E-505 amplifier module (high performance) and E-509 servo controller

E-625 servo controller, bench-top, E-665 powerful servo controller, bench-top

Single-channel digital controllers: E-753 (bench-top), E-709

SL2-version:

E-610 servo controller / amplifier, E-625 servo controller, bench-top, E-665 powerful servo controller, bench-top

SDA version:

E-709 single-channel digital controller

E-610 servo controller / amplifier

The resolution of PI piezo nanopositioners is not limited by friction or stiction. Value given is noise equivalent motion with E-503 amplifier.

Ask about custom designs!

Drawings / Images

PI P-721.xxQ .SL2 Drawing
PI P-721.CDA .SDA Drawing

Downloads

Datasheet

pdf
pdf

PI Datasheet P-721

PIFOC® Piezo Flexure Objective Scanner Fast Nanopositioner and Scanner for Microscope Objectives
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pdf - 1 MB
pdf - 1 MB

Documentation

pdf

Technical Note P721T0002

P-720, P-721, P-725 PIFOC® QuickLock Thread Options
2007-11-20
English
pdf - 894 KB
pdf

Technical Note P721T0007

P-721 Fast PIFOC® Piezo Nanofocusing Z Drive
2014-05-20
English
pdf - 491 KB

3D Models

zip

P-721 STEP

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English
zip - 500 KB