USB dual port extension кабель (5 m) CBL-USBX-2

The clamp screw (short) is for easy mounting and fixturing the linear retroreflector to the linear interferometer. Note: This is

The clamp screw is for easy mounting and fixturing the swivel mirror. Note: This is for use with the XL-80.

The 50 mm ballbar calibrator is used to calibrate the QC20-W ballbar when using the small circle adaptor.  The 50