CEMAX 4 Piece Package Coronado CEMAX Eyepiece set - specialty eyepieces for use with Coronado H-alpha Solar Telescopes and filters. Complete set of three 1.25" diameter eyepieces with 2X Barlow. These contrast enhanced eyepieces are specifically designed for use at H-alpha wavelengths and allow your Coronado Solar Telescope to perform at the very best. Includes CEMAX 12mm, 18mm and 25mm focal length eyepieces and matching 2X Barlow lens. Availability: Usually ships the next business day CEP 888.291.6577 Located in Saint Augustine, FL 32095 By faith we understand that the universe was created by God's command, so that what is seen has been made from things that are not visible Copyright (R) 2017 SmartAstronomy, All rights reserved.