Discover the unparalleled clarity and expansive views of the TV Ethos SX (1.25" & 2") 3.7mm. This exceptional eyepiece offers more TFOV than Tele Vue's 8mm Plossl, 6mm Radian, and 5mm Nagler Type-6, delivering a groundbreaking observational experience. In 1.25" mode, it is perfectly parfocal with an extensive range of 1.25" Tele Vue Plossls, Panoptics, Radians, Naglers, Nagler Zooms, and the 6mm and 8mm Ethos eyepieces. The Ethos-SX boasts a stunning 110° AFOV, 21% more than the standard 100° Ethos design, ensuring you capture every detail in vivid clarity. Elevate your stargazing adventures with our VISION TO INFINITY commitment to precision and innovation.