PrimaLuce Lab ARCO3 - ARCO 3" Robotic Camera Rotator & Field De-Rotator - ARCO3 36mm filters This adapter uses threads instead

This adapter uses threads instead of screws or tension adapters for the mechanical connection

High Res Stepper Motor:  The FocusCube Zero has a meticulously designed motor system that keeps backlash at minimal values

This Ha filter passes light at 656nm wavelength at a transmission rate of 90%

49") Optical Tube Weight 8

PrimaLuce Lab ARCO3 - ARCO 3" Robotic Camera Rotator & Field De-Rotator - ARCO3 36mm filters This adapter uses threads insteadThe PrimaLuceLab ARCO 3" is the larger version of their ARC second resolution rOtator that, thanks to its incredible resolution of 1 arc second per step, is the most precise camera rotator and field de rotator! The 3 version of ARCO has a thickness of only 23mm and a free aperture of 76. 3mm. When used together with an equatorially mounted telescope, ARCO allows you to rotate the camera without the need to touch the telescope. When used with an alt az