The Stellarvue Apochromatic Triplets are the best hand-crafted refractor telescopes for sale. These apochromatic refractor telescopes are individually assembled and tested using our advanced test equipment to ensure they meet our highest optical and mechanical standards. These are the telescopes to buy if you wish to view the universe both visually and photographically. These use an apochromatic triplet objective that comes with a Zygo Interferometric test report showing a Strehl ratio of .95 or higher. The Stellarvue Apo Triplet Series refractors are for the discriminating astronomer who can recognize the best when they see it.