Rotary positioning stage
ø 20 - 25 mm | DT 40 series OWIS

The rotary stages DT 40 provide unlimited angle of rotation. The resolution for manual adjustment is about 1/100 of a degree. They are equipped with a precision worm gear drive and a zero-backlash preloaded rolling bearing.

The DT 40 are suitable primarily for rotating optical elements in SYS 40.

Beside the manual version, the DMT 40 are also available with gear motor (DC servo or 2-phase step motor).

for use with SYS 40

deformation-resistant aluminium

reflection-poor, black anodized

precision bearings

nearly zero-backlash worm gear (reduction ratio 90:1)

rotary table with ø 25 mm retainer and ø 20 mm aperture

ways of installing

on slide

on pin


Other OWIS products

Rotary stages

SYS 25

SYS 40

SYS 65

SYS 90

Starter kits

Optic holder

Kinematic / Gimbal Adjustments

Adjustable insert

Tilt stages

Universal and laser mounts

Filter slides / Wheels


OWISet Optical Delay Lines

Linear stages

XY stages

Elevator stages

Angular adjustment stages


Micrometers / Fine-Thread Screws

Linear stages

XY stages

Elevator stages

Rotary stages



Filter wheels

Control systems

Nano hybrid linear stages

Nano hybrid XY stages

Nano hybrid elevator stages

Other products