William Optics Gran Turismo 81mm IV f/5.9 Imaging APO Triplet Refractor FPL-53 ED APO GT81 Telescope Astrophotograph
William Optics Gran Turismo 81mm IV f/5.9 Imaging APO Triplet Refractor FPL-53 ED APO GT81 Telescope Astrophotograph - Australian Authorised dealer