Brunson 521-B Spherical Adapter Box Levels 25 inch OD poles)

25 inch OD poles)

1in (25mm) outside diameter

In addition

A short line at the end of each sequence aids in position the target to previously established marks or a projected reticle pattern

The Kern DKM2-A has steel construction for maximum stability and precision

Brunson 521-B Spherical Adapter Box Levels 25 inch OD poles)Mounting flexibility is what you get with the 521 B spherical mount. It is compatible with any 2" alignment telescope or collimator, allowing you to position your telescope in the many orientations your application may require. The spherical mount also functions as a target holder for alignments requiring precision target fixtures. It has three radial setscrews at approximately 120 degree intervals, as well as three "axial" setscrews in a line along