Focusing alignment telescope for precision alignment
The outside diameter of the telescope tube is concentric with the optical axis up to 0.000 3 “ to 16 ” (7.6 μm to 406.4 mm).
Annular rings and crossed-line reticles provide a clear view of references and easy reading.
Establish 2-axis perpendicularity to the line of sight by autocollimation.
The telescope tube is made of hardened stainless steel.
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