Description Explore Scientific’s largest refractor telescope incorporates our true three-element apochromat design the ED165-FPL53 with an aperture of 165mm (6.5-inch) utilizes one of the highest performance extra-low dispersion materials obtainable: OHARA FPL-53 ED Glass. Reveal celestial wonders like the desolate beauty of the lunar terrain, the serene structure of Saturn’s rings or some of the […]