This had a treble object glass of 46 inches focus, with an object glass micrometer and an eye tube with movable wires.
Le yayineglasi eyandisa ngokuphindwe kathathu into, le glasi yokutsolisa ibiziiintshi ezingamashumi amane anesithandathu, ibinesinciphisi mgama, umbhobho weliso oonentambo ezishukumayo.