Pentax SMC-XW 1.25-Inch Eyepiece for Telescopes and Pentax Spotting Scopes (5mm)

Improved 70 Degree field of view for easier viewing Xw 3. 5mm, 5mm, 7mm, 10mm, 14mm, 20mm will give a wider field of view than typical eyepieces when used on Pentax spotting scopes or with most any telescope Xw 3. 5mm, 5mm, 7mm, 10mm, 14mm, 20mm, 30mm, and 40mm are designed specifically to provide exceptional views when used with most any telescope Fully multi-coated lenses increase light transmission and color quality High-refraction, low-dispersion lanthanum glass elements deliver bright, high-resolution images with Minimal aberrations and distortion Description 70° Apparent Angle of View, 20mm Eye Relief, plus Weatherproof Body for Multi-Application Viewing Clear, Comfortable Viewing Assured by 70° Apparent Angle of View and 20mm Eye Relief All smc PENTAX XW-series eyepieces feature an extra-wide 70-degree apparent angle of view and an extra-long 20mm eye relief to deliver an exciting, wide-perspective image. High-Grade Optics for Exceptional Image Quality The high-performance