Hexagon Metrology, Inc.


TESASTAR-m M8Motorized Probe Head

The TESASTAR-m M8 probe head features the same specifications as the TESASTAR-m but is directly mounted with an M8 connector which allows it to support any M8 probe and accessories. This version is the most cost-effective and compact configuration for touch-trigger applications. TESASTAR-m M8 is available in 2 different versions with a 5° indexing increment and A axis offset capable of 3,024 positions or 7.5° indexing increment capable of 720 positions.

Part No.

  • TESASTAR-m 5° M8 (without cable and shank): 03939200
  • TESASTAR-m 7.5° M8 (without cable and shank): 03939361


    TESASTAR-m M8 7.5 Dimensions TESASTAR-m M8 5 Dimensions


    Technical Characteristics
    TESASTAR-m 5° M8 TESASTAR-m 7.5° M8
    Angular Rotation Step 7.5°
    A Axis +90° to -115° 0° to +105°
    B Axis ±180°
    Total Number of Positions 3,024 720
    Rotation Speed 90° in 2 s
    Positioning Repeatability 0.5 µm
    Weight 770 g 780 g
    Extension Max. Length 300 mm
    Head Mounting Shank-Mounted
    Probe Mounting M8 Connection
    Head Controller TESASTAR-e or TESASTAR-ae (with TESASTAR-r Autochange Rack)