PRIMA LUCE LAB OnAxisLock2 2" FOR ESATTO / ARCO 2" 294MM 5 7mm T2 extension +

5 7mm T2 extension + 7mm T2 extension + T2 spacer 1mm + T2 spacer 0

Smooth lens focusing and grating control can be controlled with precision micrometers

guide telescope

all to help the capture of faint structure in deep sky objects

The Prima Luce Lab ARCO 3" is the larger version of the ARCsecond resolution rOtator that

PRIMA LUCE LAB OnAxisLock2 2" FOR ESATTO / ARCO 2" 294MM 5 7mm T2 extension +The PrimaLuceLab OnAxisLock2 2" for ESATTO & ARCO 2" is a double compression ring eyepiece holder which perfectly centres 2" eyepieces and accessories with no flexure, no scratches and no off axis tilt. Whether you are using eyepieces and diagonals for visual observation or precision astrophotography with heavy cameras, the OnAxisLock2 ensures a perfectly centred optical axis. Simply attach the OnAxisLock2 to the M56 x 1 threads as found on the