Leviathan Spectral Pro 2" Light Pollution Filter lunt Unlike other adapters

Unlike other adapters

They are stored under the sliding lid at the top of the Telrad

of approximately the same diameter as your telescope tube

and capability to store star alignment data

whether your telescope is a Newtonian

Leviathan Spectral Pro 2" Light Pollution Filter lunt Unlike other adaptersLeviathan Spectral Pro 2" Light Pollution Filter The LEVIATHAN Spectral Pro is a next generation light pollution suppression filter, designed using real world spectral data from cities across the globe. It selectively blocks actual skyglow sources while preserving the critical emission bands used in deep sky imaging. Blocks dominant LED, metal halide, and sodium light pollution bands Passes optimal emission lines, galactic spectra including dust, and