Celestron's erect image diagonals are Amici prism designs allowing you to look into the telescope at a 45° angle at images which are upright and laterally correct. This is extremely comfortable for terrestrial viewing or when sharing the viewing...
Celestron's erect image diagonals are Amici prism designs allowing you to look into the telescope at a 45° angle at images which are upright and laterally correct. This is extremely comfortable for terrestrial viewing or when sharing the viewing...