PRIMA LUCE LAB OnAxisLock2 1.25" AVALON-IP the EdgeHD solves these problems

the EdgeHD solves these problems while keeping costs low for a corrected instrument

Type Alt-azimuth

GT102 & GT153 telescopes which have an M92 x 1 thread

4 mm from end of M82 threads Apo refractor with focal length 790 - 800 mm 76

PRIMA LUCE LAB OnAxisLock2 1.25" AVALON-IP the EdgeHD solves these problemsThe PrimaLuceLab OnAxisLock2 1. 25" is a double compression ring eyepiece holder which perfectly centres 1. 25" 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 1. 25" cameras, the OnAxisLock2 ensures a perfectly centred optical axis. Simply insert the OnAxisLock2 into a 2" drawtube, then rotate the outer ring clockwise