Pentax SMC Waterproof Zoom Eyepiece (1.25" Tube)

The Pentax XW zoom eyepiece is a telescope eyepiece designed for the Pentax 65- and 80-mm ED spotting scopes. It yields magnification ranges of 16-48x and 20-60x with Pentax PF-65ED II and PF-80ED spotting scopes respectively. Made with the same ED glass as the scopes themselves, the XW zoom eyepiece provides high-resolution images with minimal distortion or chromatic aberration. The XW zoom eyepiece is made with Pentax’s full-surface multi-coating for greater light transmission, and is weatherproof to meet Japan Industrial Standard Class 4 specifications.